# 10. A Kelvin thermometer and a Fahrenheit thermometer both give the same reading for a certain sample. The corresponding Celsius temperature is: A)

Size: px
Start display at page:

Download "10. A Kelvin thermometer and a Fahrenheit thermometer both give the same reading for a certain sample. The corresponding Celsius temperature is: A)"

Transcription

1 Physics 223 practice final exam, Form X!! Fall 2017 Name Write your answers (one per question) on a Scantron form (882E) using a pencil. Write your name above. Return this exam with your scantron upon completion. Your exam will have 50 questions. There are 64 questions here for extra practice. 1. What is the difference between transverse and longitudinal waves? A) Mechanical waves are transverse waves while electromagnetic waves are longitudinal. B) Plane waves are transverse waves while spherical waves are longitudinal. C) Only longitudinal waves transmit matter. D) Only transverse waves transmit energy. E) In transverse waves the displacement is perpendicular to the direction of propagation of the wave, while in longitudinal waves the displacement is parallel to the direction of propagation. 2. For a given medium, the frequency of a wave is: A) independent of wavelength D) proportional to the amplitude B) proportional to wavelength E) inversely proportional to the amplitude C) inversely proportional to wavelength 3. Sinusoidal waves travel on five identical strings. Four of the strings have the same tension, but the fifth has a different tension. Use the mathematical forms of the waves, gives below, to identify the string with the different tension. In the expressions given below x and y are in centimeters and t is in seconds. A) y(x,t) = (2 cm) sin (2x 4t) D) y(x,t) = (2 cm) sin (8x 16t) B) y(x,t) = (2 cm) sin (4x 10t) E) y(x,t) = (2 cm) sin (10x 20t) C) y(x,t) = (2 cm) sin (6x 12t) 4. A string of length L is clamped at each end and vibrates in a standing wave pattern. The wavelengths of the constituent traveling waves CANNOT be: A) L B) 2L C) L/2 D) 2L/3 E) 4L 5. A fire whistle emits a tone of 170 Hz. Take the speed of sound in air to be 340 m/s. The wavelength of this sound is about: A) 0.5 m B) 1.0 m C) 2.0 m D) 3.0 m E) 340 m 6. Two small identical speakers are connected (in phase) to the same source. The speakers are 3 m apart and at ear level. An observer stands at X, 4 m in front of one speaker as shown. The sound she hears will be most intense if the wavelength is: A) 5 m B) 4 m C) 3 m D) 2 m E) 1 m 7. The sound intensity 5.0 m from point source is 0.50 W/m 2. The power output of the source is: A) 12.5 W B) 39 W C) 79 W D) 160 W E) 260 W 8. A stationary source generates 5.0 Hz water waves whose speed is 2.0 m/s. A boat is approaching the source at 1.0 m/s. The frequency of these waves, as observed by a person in the boat, is: A) 2.5 Hz B) 5.0 Hz C) 7.5 Hz D) 15 Hz E) 30 Hz 9. The sound level at a point P is 14 db below the sound level at a point 1.0 m from a point source. Assuming the intensity from a point source drops off like the inverse square of the distance, the distance from the source to point P is: A) 4.0 cm B) 20 m C) 2.0 m D) 5.0 m E) 25 m

2 10. A Kelvin thermometer and a Fahrenheit thermometer both give the same reading for a certain sample. The corresponding Celsius temperature is: A) 574 C B) 232 C C) 301 C D) 614 C E) 276 C 11. Thin strips of iron and zinc are riveted together to form a bimetallic strip which bends when heated. The iron is on the inside of the bend because: A) it has a higher coefficient of linear expansion D) it has a lower specific heat B) it has a lower coefficient of linear expansion E) it conducts heat better C) it has a higher specific heat 12. The heat of fusion of water is 79.5 cal/g. This means 79.5 cal of energy are required to: A) raise the temperature of 1 g of water by 1 K B) turn 1 g of water to steam C) raise the temperature of 1 g of ice by 1 K D) melt 1 g of ice E) increase the internal energy of 1 g of water by 1 J 13. Heat is: A) energy transferred by virtue of a temperature difference B) energy transferred by macroscopic work C) energy content of an object D) a temperature difference E) a property objects have by virtue of their temperatures 14. Oxygen (molar mass = 32 g) occupies a volume of 12 liters when its temperature is 20 C and its pressure is 1 atm. Using R = liter atm/mole K, calculate the mass of the oxygen: A) 6.4 g B) 11 g C) 16 g D) 32 g E) 64 g 15. A system undergoes an adiabatic process in which its internal energy increases by 20 J. Which of the following statements is true? A) 20 J of work was done on the system D) the system lost 20 J of energy as heat B) 20 J of work was done by the system E) none of the above are true C) the system received 20 J of energy as heat 16. In a constant-volume process with a gas, A) no heat is exchanged with the environment D) the pressure of the gas does not change B) the internal energy of the gas does not change E) the temperature of the gas does not change C) the gas does no work 17. Thermal energy can be transferred by convection: A) only in solids D) through a vacuum B) only in liquids E) in either liquids or gases C) only in gases 18. In the free expansion of a gas, A) the work done is zero but the heat transfer and change in internal energy may not be zero B) the heat transfer is zero but the work done and the change in internal energy may not be zero C) the change in internal energy is zero but the work done and the heat transfer may not be zero D) the work done, the heat transfer, and the change in internal energy all may not be zero E) the work done, the heat transfer, and the change in internal energy all are zero

3 19. A real gas is changed slowly from state 1 to state 2. During this process no work is done on or by the gas. This process must be: A) isothermal B) adiabatic C) occurring at constant volume D) occurring at constant pressure E) a closed cycle with point 1 coinciding with point Two monatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The ratio of the average molecular kinetic energy K A /K B is: A) 1/4 B) 1/2 C) 1 D) 2 E) An ideal gas is to taken reversibly from state i, at temperature T 1, to other states labeled I, II, III, IV and V on the p-v diagram below. All are at the same temperature T 2. Rank the five processes according to the change in entropy of the gas, least to greatest. A) I, II, III, IV, V D) I, II, III, and IV, tied, then V B) V, IV, III, II, I E) I and V tied, then II, III, IV C) I, then II, III, IV, and V tied 22. For all reversible processes involving a system and its environment: A) the entropy of the system does not change B) the entropy of the system increases C) the total entropy of the system and its environment does not change D) the total entropy of the system and its environment increases E) none of the above 23. Select the correct statement: A) ultraviolet light has a longer wavelength than infrared B) blue light has a higher frequency than X rays C) radio waves have a higher frequency than gamma rays D) gamma rays have a higher frequency than infrared waves E) electrons are a type of electromagnetic wave 24. Three polarizing sheets are placed in a stack with the polarizing directions of the first and third perpendicular to each other. What angle should the polarizing direction of the middle sheet make with the polarizing direction of the first sheet to obtain maximum transmitted intensity when unpolarized light is incident on the stack? A) 0 B) 30 C) 45 D) 60 E) 90

4 25. An electromagnetic wave is transporting energy in the negative y direction. At one point and one instant the magnetic field is in the positive x direction. The electric field at that point and instant is: A) positive y direction D) negative z direction B) negative y direction E) negative x direction C) positive z direction 26. The product µ 0 ε 0 has the same units as: A) (velocity) 2 B) (velocity) 1/2 C) 1/velocity D) 1/velocity 2 E) 1/velocity 1/2 27. When the distance between a point source of light and a light meter is reduced from 6.0 m to 2.0 m, the intensity of illumination at the meter will be the original value multiplied by: A) 3 B) 9 C) 1/3 D) 1/9 E) The illustration shows total internal reflection taking place in a piece of glass. The index of refraction of this glass: A) is at least 2.0 D) is at most 1.15 B) is at most 2.0 E) cannot be calculated from the given data C) is at least When light travels from medium X to medium Y as shown: A) both the speed and the frequency decrease B) both the speed and the frequency increase C) both the speed and the wavelength decrease D) both the speed and the wavelength increase E) both the wavelength and the frequency are unchanged 30. A man holds a rectangular card in front of and parallel to a plane mirror. In order for him to see the entire image of the card, the least mirror area needed is: A) that of the whole mirror, regardless of its size B) that of the pupil of his eye C) one-half that of the card D) one-fourth that of the card E) an amount which decreases with his distance from the mirror

5 31. A concave spherical mirror has a focal length of 12 cm. If an erect object is placed 6 cm in front of it: A) the magnification is 2 and the image is erect B) the magnification is 2 and the image is inverted C) the magnification is 0.67 and the image is erect D) the magnification is 0.67 and the image is inverted E) the magnification is 0.5 and the image is erect 32. An erect object is in front of a convex mirror a distance greater than the focal length. The image is: A) real, inverted, and smaller than the object D) virtual, erect, and smaller than the object B) virtual, inverted, and larger than the object E) real, erect, and larger than the object C) real, inverted, and larger than the object 33. A converging lens of focal length 20 cm is placed in contact with, and to the left of, a diverging lens of focal length 30 cm. If an object is placed 40 cm to the left of the converging lens, the total magnification is: A) 3.0 B) 1.5 C) 1.0 D) 2.0 E) An object is in front of a converging lens, at a distance less than the focal length from the lens. Its image is: A) virtual and larger than the object D) real and larger than the object B) real and smaller than the object E) virtual and the same size as the object C) virtual and smaller than the object 35. In a Young's double-slit experiment, the slit separation is doubled. To maintain the same fringe spacing on the screen, the screen-to-slit distance D must be changed to: A) D/2 B) C) D) 2D E) 4D 36. Waves from two slits are in phase at the slits and travel to a distant screen to produce the third bright fringe of the interference pattern. The difference in the distance traveled by the waves is: A) half a wavelength D) two wavelengths B) a wavelength E) three wavelengths C) three halves of a wavelength 37. Light from a small region of an ordinary incandescent bulb is passed through a yellow filter and then serves as the source for a Young's double-slit experiment. Which of the following changes would cause the interference pattern to be more closely spaced? A) Use slits that are closer together B) Use a light source of lower intensity C) Use a light source of higher intensity D) Use a blue filter instead of a yellow filter E) Move the light source further away from the slits 38. Figure (i) shows a double-slit pattern obtained using monochromatic light. Consider the following five possible changes in conditions: 1. decrease the frequency 2. increase the frequency 3. increase the width of each slit 4. increase the separation between the slits 5. decrease the separation between the slits Which of the above would change Figure (i) into Figure (ii)? A) 3 only B) 5 only C) 1 and 3 only D) 1 and 5 only E) 2 and 4 only

6 39. When 450-nm light is incident normally on a certain double-slit system the number of interference maxima within the central diffraction maximum is 5. When 900-nm light is incident on the same slit system the number is: A) 2 B) 3 C) 5 D) 9 E) Two stars that are close together are photographed through a telescope. The black and white film is equally sensitive to all colors. Which situation would result in the most clearly separated images of the stars? A) Small lens, red stars D) Large lens, blue stars B) Small lens, blue stars E) Large lens, one star red and the other blue C) Large lens, red stars 41. A train traveling very fast (v = 0.6c) has an engineer (E) at the front, a guard (G) at the rear and an observer (S') exactly half way between them. Both E and G are equipped with yellow signaling lamps. The train passes a station, closely observed by the station master (S). Both E and G use their lamps to send signals. According to both S and S' these signals arrive simultaneously at the instant S' is passing S. According to S': A) E and G sent their signals simultaneously from different distances B) G sent his signal before E and from further away C) G sent his signal before E but was the same distance away D) E sent his signal before G and from further away E) none of the above 42. A meson moving through a laboratory of length x at a speed v decays after a lifetime T as measured by an observer at rest in the laboratory. If the meson were at rest in the laboratory its lifetime would be: A) T(1 v/c) D) T(1 v 2 /c 2 ) 1/2 B) T(1 v/c) 1 E) (T vx/c 2 )(1 v 2 /c 2 ) 1/2 C) T(1 v 2 /c 2 ) 1/2 43. The proper time between two events is measured by clocks at rest in a reference frame in which the two events: A) occur at the same time B) occur at the same coordinates C) are separated by the distance a light signal can travel during the time interval D) occur on the Earth's surface E) none of the above 44. A certain automobile is 6.0 m long if at rest. If it is measured to be 4.8 m long while moving, its speed is: A) 0.1c B) 0.3c C) 0.6c D) 0.8c E) > 0.95c 45. A basic postulate of Einstein's theory of relativity is: A) moving clocks run more slowly than when they are at rest B) moving rods are shorter than when they are at rest C) light has both wave and particle properties D) the laws of physics must be the same for observers moving with uniform velocity relative to each other E) everything is relative 46. Two events occur 100 m apart with an intervening time interval of 0.37 µs. The speed of a clock that measures the proper time between the events is: A) 0 c B) 0.45c C) 0.56c D) 0.90c E) 1.8c 47. How fast should you move away from a Hz light source to observe waves with a frequency of Hz? A) 0.20c B) 0.39c C) 0.45c D) 0.51c E) 0.76c

7 48. The magnitude of the momentum of a particle can never exceed: A) mc, where m is its mass D) none of the above, but there is an upper limit B) E/c, where E is its energy E) none of the above; there is no upper limit C) K/c, where K is its kinetic energy 49. A particle with rest mass m moves with speed 0.6c. Its kinetic energy is: A) 0.18mc 2 B) 0.22mc 2 C) 0.25mc 2 D) mc 2 E) 1.25mc The wavelength of light beam B is twice the wavelength of light beam B. The energy of a photon in beam A is: A) one-fourth the energy of a photon in beam B D) twice energy of a photon in beam B B) half the energy of photon in beam B E) four times the energy of a photon in beam B C) equal to the energy of a photon in beam B 51. Rank following electromagnetic radiations according to the energies of their photons, from least to greatest. 1. blue light 2. yellow light 3. xrays 4. radio waves A) 1, 2, 3, 4 B) 4, 2, 1, 3 C) 4, 1, 2, 3 D) 3, 2, 1, 4 E) 3, 1, 2, In a photoelectric effect experiment the stopping potential is: A) the energy required to remove an electron from the sample B) the kinetic energy of the most energetic electron ejected C) the potential energy of the most energetic electron ejected D) the photon energy E) the electric potential that causes the electron current to vanish 53. If the kinetic energy of a non-relativistic free electron doubles, the frequency of its wave function changes by the factor: A) 1/ B) 1/2 C) 1/4 D) E) ψ(x) is the wave function for a particle moving along the x axis. The probability that the particle is in the interval from x = a to x = b is given by: A) ψ(b) ψ(a) D) B) %ψ(b)%/ %ψ(a)% E) C) %ψ(b)% 2 / %ψ(a)% A free electron and a free proton have the same kinetic energy. This means that, compared to the matter wave associated with the proton, the matter wave associated with the electron has: A) a shorter wavelength and a greater frequency D) a longer wavelength and the same frequency B) a longer wavelength and a greater frequency E) a shorter wavelength and a smaller frequency C) a shorter wavelength and the same frequency 56. The uncertainty in position of an electron in a certain state is m. The uncertainty in its momentum could be A) kg m/s D) any of the above B) kg m/s E) none of the above C) kg m/s

8 57. An electron with energy E is incident on a potential energy barrier of height E pot and thickness L. The probability of tunneling increases if: A) E decreases without any other changes D) E and E pot increase by the same amount B) E pot increases without any other changes E) E and E pot decrease by the same amount C) L decreases without any other changes 58. Two one-dimensional traps have infinite potential energy at their walls. Trap A has width L and trap B has width 2L. For which value of the quantum number n does a particle in trap B have the same energy as a particle in the ground state of trap A? A) n = 1 B) n = 2 C) n = 3 D) n = 4 E) n = The wavelength of a particle in a one-dimensional trap with zero potential energy in the interior and infinite potential energy at the walls is proportional to (n = quantum number): A) n B) 1/n C) 1/n 2 D) E) n Take the potential energy of a hydrogen atom to be zero for infinite separation of the electron and proton. Then the ground state energy of a hydrogen atom is 13.6 ev. The energy of the first excited state is: A) 0 ev B) 3.4 ev C) 6.8 ev D) 10.2 ev E) 27 ev 61. An electron is in a quantum state for which the magnitude of the orbital angular momentum is. How many allowed values of the z component of the angular momentum are there? A) 7 B) 8 C) 16 D) 17 E) The magnetic quantum number m? is most closely associated with what property of the electron in an atom? A) Magnitude of the orbital angular momentum D) z component of the orbital angular momentum B) Energy E) Radius of the orbit C) z component of the spin angular momentum 63. Six electrons are in a two-dimensional square potential energy well with sides of length L. The potential energy is infinite at the sides and zero inside. The single-particle energies are given by where n x and n y are integers. If a seventh electron is added to the system when it is in its ground state the least energy the additional electron can have is: A) 2(h 2 /8mL 2 ) B) 5(h 2 /8mL 2 ) C) 8 (h 2 /8mL 2 ) D) 10 (h 2 /8mL 2 ) E) 13 (h 2 /8mL 2 ) 64. Which of the following subshells cannot exist? A) 3p B) 2p C) 4d D) 3d E) 2d

9 Answer Key - p223 practice final exam 1. E 2. C 3. B 4. E 5. C 6. E 7. D 8. C 9. D 10. C 11. B 12. D 13. A 14. C 15. A 16. C 17. E 18. E 19. C 20. C 21. A 22. C 23. D 24. C 25. D 26. D 27. B 28. C 29. C 30. D 31. A 32. D 33. E 34. A 35. D 36. E 37. D 38. E 39. C 40. D 41. E 42. D 43. B 44. C 45. D 46. D

10 47. B 48. B 49. C 50. B 51. B 52. E 53. E 54. E 55. D 56. D 57. C 58. B 59. B 60. B 61. D 62. D 63. C 64. E

### A) n L < 1.0 B) n L > 1.1 C) n L > 1.3 D) n L < 1.1 E) n L < 1.3

1. A beam of light passes from air into water. Which is necessarily true? A) The frequency is unchanged and the wavelength increases. B) The frequency is unchanged and the wavelength decreases. C) The

### SECTION A Waves and Sound

AP Physics Multiple Choice Practice Waves and Optics SECTION A Waves and Sound 1. Which of the following statements about the speed of waves on a string are true? I. The speed depends on the tension in

### Practice Final Name. m 3 /s b) 8.75 x 10 4 c) 8.21 x 10 4 d) 7.45 x 10 4 e) 7.21 x 10 4 Ans: a

I included more than 35 problems only for practice purposes. In the final you will have 35 problems, as I stated during the last class meeting on Thursday, December 7, 2006. Practice Final Name 1) In a

### Dept. of Physics, MIT Manipal 1

Chapter 1: Optics 1. In the phenomenon of interference, there is A Annihilation of light energy B Addition of energy C Redistribution energy D Creation of energy 2. Interference fringes are obtained using

### Fluids density Pascal s principle (pressure vs. depth) Equation of continuity Buoyant force Bernoulli s (pressure, velocity, depth)

Final Exam All Finals week in the testing center. 50 multiple choice questions. Equations on the back of the test. Calculators are allowed on the test. There is a practice test in the packet. Exam 1 Review

### General Physics II Summer Session 2013 Review Ch - 16, 17, 18

95.104 General Physics II Summer Session 2013 Review Ch - 16, 17, 18 A metal ball hangs from the ceiling by an insulating thread. The ball is attracted to a positivecharged rod held near the ball. The

### MIDTERM 3 REVIEW SESSION. Dr. Flera Rizatdinova

MIDTERM 3 REVIEW SESSION Dr. Flera Rizatdinova Summary of Chapter 23 Index of refraction: Angle of reflection equals angle of incidence Plane mirror: image is virtual, upright, and the same size as the

### UNIT-5 EM WAVES UNIT-6 RAY OPTICS

UNIT-5 EM WAVES 2 Marks Question 1. To which regions of electromagnetic spectrum do the following wavelengths belong: (a) 250 nm (b) 1500 nm 2. State any one property which is common to all electromagnetic

### Topic 4 &11 Review Waves & Oscillations

Name: Date: Topic 4 &11 Review Waves & Oscillations 1. A source produces water waves of frequency 10 Hz. The graph shows the variation with horizontal position of the vertical displacement of the surface

### 2. Determine the excess charge on the outer surface of the outer sphere (a distance c from the center of the system).

Use the following to answer question 1. Two point charges, A and B, lie along a line separated by a distance L. The point x is the midpoint of their separation. 1. Which combination of charges will yield

### U n 3 n Ba Kr (D) Br (C) Kr (B) Rb (E) 94 37

1984 36. The critical angle for a transparent material in air is 30. The index of refraction of the material is most nearly (A) 0.33 (B) 0.50 (C) 1.0 (D) 1.5 (E) 2.0 37. An object is placed as shown in

### r1 (D) r 2 = 2 r 1 (E) r 2 = 4r 1 2

April 24, 2013; Page 2 PART A FOR EACH OF THE FOLLOWING QUESTIONS IN PART A, ENTER THE MOST APPROPRIATE RESPONSE ON THE OMR SHEET. A1. A thin rod of mass M and length L is initially able to rotate through

### COLLEGE OF ENGINEERING PUTRAJAYA CAMPUS FINAL EXAMINATION TRIMESTER 1, 2010/2011

COLLEGE OF ENGINEERING PUTRAJAYA CAMPUS FINAL EXAMINATION TRIMESTER 1, 2010/2011 PROGRAMME SUBJECT CODE : Foundation in Engineering : PHYF144 SUBJECT : Physics 3 DATE : October 2010 TIME VENUE : 2 hours

### Physics 25 Exam #4 December 2, 2008 Dr. Alward Page 1

1. Light with a wavelength of 589 nm in a vacuum strikes the surface of an unknown liquid at an angle of 31.2 with respect to the normal to the surface. If the light travels at a speed of 1.97 10 8 m/s

### PHYS 4 CONCEPT PACKET Complete

PHYS 4 CONCEPT PACKET Complete Written by Jeremy Robinson, Head Instructor Find Out More +Private Instruction +Review Sessions WWW.GRADEPEAK.COM Need Help? Online Private Instruction Anytime, Anywhere

### Physics 104 Exam 3 April 24, Name ID # Section # TA Name

Physics 104 Exam 3 April 24, 2003 Name ID # Section # TA Name Fill in your name, student ID # (not your social security #), and section # (under ABC of special codes) on the Scantron sheet. Fill in the

### Einstein Classes, Unit No. 102, 103, Vardhman Ring Road Plaza, Vikas Puri Extn., Outer Ring Road New Delhi , Ph. : ,

1 O P T I C S 1. Define resolving power of a telescope & microscope and give the expression for its resolving power. 2. Explain briefly the formation of mirage in deserts. 3. The radii of curvature of

### General Physics II PHYS 102 Final Exam Spring st May 2011

Qatar University Arts and Sciences College Mathematics and Physics Department General Physics II PHYS 102 Final Exam Spring 2011 31 st May 2011 Student Name: ID Number: 60 Please read the following carefully

### PARTICLES AND WAVES CHAPTER 29 CONCEPTUAL QUESTIONS

CHAPTER 29 PARTICLES AND WAVES CONCEPTUAL QUESTIONS 1. REASONING AND SOLUTION A monochromatic light source emits photons of a single frequency. According to Equation 29.2, the energy, E, of a single photon

### PAP Physics Spring Exam Review

Class: Date: PAP Physics Spring Exam Review Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.. A container of gas is at a pressure of.3 0 5 Pa

### FALL 2004 Final Exam, Part A

Physics 152 FALL 2004 Final Exam, Part A Roster No.: Score: 23 pts. possible Exam time limit: 2 hours. You may use a calculator and both sides of 2 sheets of notes, handwritten only. Closed book; no collaboration.

### Indicate whether each statement is true or false by circling your answer. No explanation for your choice is required. Each answer is worth 3 points.

Physics 5B FINAL EXAM Winter 2009 PART I (15 points): True/False Indicate whether each statement is true or false by circling your answer. No explanation for your choice is required. Each answer is worth

### Physics 11 Exam 3 Spring 2016

Physics 11 Exam 3 Spring 2016 Name: Circle the BEST Answer 1 Electromagnetic waves consist of A) compressions and rarefactions of electromagnetic pulses. B) oscillating electric and magnetic fields. C)

### 5.At what speed is a particle traveling if its kinetic energy is three times its rest energy? A) 0.879c B) 0.918c C) 0.943c D) 0.

1.Two identical light waves, A and B, are emitted from different sources and meet at a point P. The distance from the source of A to the point P is L A ; and the source of B is a distance L B from P. Which

### 1. A wave front is a surface of constant: A. phase B. frequency C. wavelength D. amplitude E. speed ans: A

Chapter 35: INTERFERENCE 1 A wave front is a surface of constant: A phase B frequency C wavelength D amplitude E speed 2 Huygens construction can be used only: A for light B for an electromagnetic wave

### 1. For a simple harmonic motion governed by Hooke s Law, F = kx, if T is the period then the quantity T/2π is equal to

1. For a simple harmonic motion governed by Hooke s Law, F = kx, if T is the period then the quantity T/2π is equal to (a) m (b) (c) m k k k m (d) k m (e) the angular frequency ω 2. If the mass of a simple

### Chapter 33: ELECTROMAGNETIC WAVES 559

Chapter 33: ELECTROMAGNETIC WAVES 1 Select the correct statement: A ultraviolet light has a longer wavelength than infrared B blue light has a higher frequency than x rays C radio waves have higher frequency

### PHYSICS. 2. A force of 6 kgf and another force of 8 kg f can be applied to produce the effect of a single force equal to

PHYSICS 1. A body falls from rest, in the last second of its fall, it covers half of the total distance. Then the total time of its fall is (A) 2 + 2 sec (B) 2-2 sec (C) 2 2 (D) 4 sec 2. A force of 6 kgf

### 2. The figure shows the path of a portion of a ray of light as it passes through three different materials. Note: The figure is drawn to scale.

1. The bending of light as it moves from one medium to another with differing indices of refraction is due to a change in what property of the light? A) amplitude B) period C) frequency D) speed E) color

### UNIVERSITY OF SASKATCHEWAN Department of Physics and Engineering Physics

UNIVERSITY OF SASKATCHEWAN Department of Physics and Engineering Physics Physics 117.3 Physics for the Life Sciences FINAL EXAMINATION April 12, 2016 Time: 3 hours NAME: STUDENT NO.: (Last) Please Print

### 4. What is the speed (in cm s - 1 ) of the tip of the minute hand?

Topic 4 Waves PROBLEM SET Formative Assessment NAME: TEAM: THIS IS A PRACTICE ASSESSMENT. Show formulas, substitutions, answers, and units! Topic 4.1 Oscillations A mass is attached to a horizontal spring.

### Name: Class: Date: Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.

Name: Class: Date: AP REVIEW 3 Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.. For a mass hanging from a spring, the maximum displacement the

### Physics 6C. Final Practice Solutions. Prepared by Vince Zaccone For Campus Learning Assistance Services at UCSB

Physics 6C Final Practice Solutions Use the following information for problems 1 and. A beam of white light with frequency between 4.00 x 10 14 Hz and 7.90 x 10 14 Hz is incident on a sodium surface, which

### (Total 1 mark) IB Questionbank Physics 1

1. A transverse wave travels from left to right. The diagram below shows how, at a particular instant of time, the displacement of particles in the medium varies with position. Which arrow represents the

### FACULTY OF SCIENCE DEPARTMENT OF APPLIED PHYSICS AND ENGINEERING MATHEMATICS DATE: 3/12/2015 SESSION 11:30 14:30 DURATION: 3 HOURS MARKS: 110

FACULTY OF SCIENCE DEPARTMENT OF APPLIED PHYSICS AND ENGINEERING MATHEMATICS MODULE CAMPUS PHY1DB1 DFC EXAM DECEMBER 2015 DATE: 3/12/2015 SESSION 11:30 14:30 ASSESSOR(S) INTERNAL MODERATOR DR S.M. RAMAILA

### Standing waves [49 marks]

Standing waves [49 marks] 1. The graph shows the variation with time t of the velocity v of an object undergoing simple harmonic motion (SHM). At which velocity does the displacement from the mean position

### LC circuit: Energy stored. This lecture reviews some but not all of the material that will be on the final exam that covers in Chapters

Disclaimer: Chapter 29 Alternating-Current Circuits (1) This lecture reviews some but not all of the material that will be on the final exam that covers in Chapters 29-33. LC circuit: Energy stored LC

### Physics Common Assessment Unit 5-8 3rd Nine Weeks

1) What is the direction of the force(s) that maintain(s) circular motion? A) one force pulls the object inward toward the radial center while another force pushes the object at a right angle to the first

### First major ( 043 ) a) 180 degrees b) 90 degrees c) 135 degrees d) 45 degrees e) 270 degrees

First major ( 043 ) 1) The displacement of a string carrying a traveling sinusoidal wave is given by y(x,t) = y m sin( kx ωt ϕ ). At time t = 0 the point at x = 0 has a displacement of zero and is moving

### Exam Review Practice Questions. Electric Forces. the force is zero. Four charges are fixed at the corners of a square of sides 4 m as shown.

Exam Review Practice Questions Electric Forces QUESTION 1 Three charges of equal magnitude are positioned as shown, with Q3 equidistant from Q1 and Q2. Q1 and Q3 are positive charges; Q2 is negative. What

### Which of the following can be used to calculate the resistive force acting on the brick? D (Total for Question = 1 mark)

1 A brick of mass 5.0 kg falls through water with an acceleration of 0.90 m s 2. Which of the following can be used to calculate the resistive force acting on the brick? A 5.0 (0.90 9.81) B 5.0 (0.90 +

### Physics 30: Chapter 5 Exam Wave Nature of Light

Physics 30: Chapter 5 Exam Wave Nature of Light Name: Date: Mark: /33 Numeric Response. Place your answers to the numeric response questions, with units, in the blanks at the side of the page. (1 mark

### Seat Number. Print and sign your name, and write your Student ID Number and seat number legibly in the spaces above.

Physics 123A Final Spring 2001 Wednesday, June 6 Name last first initial Seat Number Signature Student Number Print and sign your name, and write your Student ID Number and seat number legibly in the spaces

### A beam of coherent monochromatic light from a distant galaxy is used in an optics experiment on Earth.

Waves_P2 [152 marks] A beam of coherent monochromatic light from a distant galaxy is used in an optics experiment on Earth. The beam is incident normally on a double slit. The distance between the slits

### Oscillations - AP Physics B 1984

Oscillations - AP Physics B 1984 1. If the mass of a simple pendulum is doubled but its length remains constant, its period is multiplied by a factor of (A) 1 2 (B) (C) 1 1 2 (D) 2 (E) 2 A block oscillates

### Cp physics - Spring Final Review (second semester topics)

Name: Class: _ Date: _ Cp physics - Spring Final Review (second semester topics) Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Which of the following

### to calculate gravitational force. d - Know how changes in mass or distance affect the gravitational force between two objects.

PHYSICS 2 ND SEMESTER REVIEW Semester Test Notes: - You may use a 5 x 8 index card (NO LARGER) with equations, diagrams, and notes. - Your index card will be turned in with your test. - Most constants

### Larbert High School. Quanta and Waves. Homework Exercises ADVANCED HIGHER PHYSICS

Larbert High School ADVANCED HIGHER PHYSICS Quanta and Waves Homework Exercises 3.1 3.6 3.1 Intro to Quantum Theory HW 1. (a) Explain what is meant by term black body. (1) (b) State two observations that

### Unit 4 Parent Guide: Waves. What is a wave?

Unit 4 Parent Guide: Waves What is a wave? A wave is a disturbance or vibration that carries energy from one location to another. Some waves require a medium to transmit the energy whereas others can travel

### 0.4 s 0.8 s 1.5 s. 2.5 s. 2. A beam of light from a ray box spreads out as shown in the diagram and strikes a plane mirror.

1. ship is fitted with echo-sounding equipment. pulse of sound is sent downwards from the ship at a speed of 1500 m/s. The seabed is 600m below the ship. How long will it take the pulse of sound to return

### Q1. A) 53.3 cm/s B) 59.8 cm/s C) 77.5 cm/s D) 35.1 cm/s E) 44.7 cm/s. Ans: 1.6 Q2.

Coordinator: Dr. W. Al-Basheer Wednesday, July 11, 2018 Page: 1 Q1. A string of 80.0 cm length is fixed at both ends. The string oscillates in the fundamental mode with a frequency of 60.0 Hz and a maximum

### Revision Guide. Chapter 7 Quantum Behaviour

Revision Guide Chapter 7 Quantum Behaviour Contents CONTENTS... 2 REVISION CHECKLIST... 3 REVISION NOTES... 4 QUANTUM BEHAVIOUR... 4 Random arrival of photons... 4 Photoelectric effect... 5 PHASE AN PHASORS...

### Experiment #4 Nature of Light: Telescope and Microscope and Spectroscope

Experiment #4 Nature of Light: Telescope and Microscope and Spectroscope In this experiment, we are going to learn the basic principles of the telescope and the microscope that make it possible for us

### Wave Motion and Sound

Wave Motion and Sound 1. A back and forth motion that repeats itself is a a. Spring b. Vibration c. Wave d. Pulse 2. The number of vibrations that occur in 1 second is called a. A Period b. Frequency c.

### MOCK cet paper II 2012 (PHYSICS)

MOCK cet paper II 2012 (PHYSICS) 1. The equations of two sound waves are given by Y 1 = 3 sin 100πt and Y 2 = 4 Sin 150 πt. The ratio of the intensities of sound produced in the medium is 1)1:2 2) 1:4

### The Final Exam (Exam 4) will be on FRIDAY MAY 11 From 3 5 PM in LR1 VAN

1 --------------------------------------------------------------------------------------------------------------------- 29:006 SPRING 2012 PRACTICE EXAM 4 ---------------------------------------------------------------------------------------------------------------------

Question 10.1: Monochromatic light of wavelength 589 nm is incident from air on a water surface. What are the wavelength, frequency and speed of (a) reflected, and (b) refracted light? Refractive index

### FACULTY OF SCIENCE DEPARTMENT OF APPLIED PHYSICS AND ENGINEERING MATHEMATICS DATE: 14/11/2014 SESSION 08:30 11:30 DURATION: 3 HOURS MARKS: 150

FACULTY OF SCIENCE DEPARTMENT OF APPLIED PHYSICS AND ENGINEERING MATHEMATICS MODULE CAMPUS PHY1DB1 DFC EXAM NOVEMBER 2014 DATE: 14/11/2014 SESSION 08:30 11:30 ASSESSOR(S) INTERNAL MODERATOR DR S.M. RAMAILA

### 1. Newton's Laws provide a good description of the flight of a baseball because:

1. Newton's Laws provide a good description of the flight of a baseball because: Solution: Newton's laws can be used provided that the velocities are small compared to c (so that relativistic effects can

### PHYS 102 Exams. PHYS 102 Exam 3 PRINT (A)

PHYS 102 Exams PHYS 102 Exam 3 PRINT (A) The next two questions pertain to the situation described below. A metal ring, in the page, is in a region of uniform magnetic field pointing out of the page as

### Vågrörelselära och optik

Vågrörelselära och optik Harmonic oscillation: Experiment Experiment to find a mathematical description of harmonic oscillation Kapitel 14 Harmonisk oscillator 1 2 Harmonic oscillation: Experiment Harmonic

### Physics Higher level Paper 1

Physics Higher level Paper 1 Tuesday 31 October 17 (afternoon) 1 hour Instructions to candidates Do not open this examination paper until instructed to do so. Answer all the questions. For each question,

### (Total 1 mark) IB Questionbank Physics 1

1. A transverse wave travels from left to right. The diagram below shows how, at a particular instant of time, the displacement of particles in the medium varies with position. Which arrow represents the

### 1. In Young s double slit experiment, when the illumination is white light, the higherorder fringes are in color.

TRUE-FALSE STATEMENTS: ELECTRICITY: 1. Electric field lines originate on negative charges. 2. The flux of the electric field over a closed surface is proportional to the net charge enclosed by the surface.

### AP Physics B Summer Assignment

BERGEN COUNTY TECHNICAL SCHOOL AP Physics B Summer Assignment 2011 Solve all problems on separate paper. This will be due the first week of school. If you need any help you can e-mail Mr. Zavorotniy at

### A 0.2 m s -1. B 10 m s -1. C 20 m s -1. D 40 m s -1

Q1. Two points on a progressive wave are one-eighth of a wavelength apart. The distance between them is 0.5 m, and the frequency of the oscillation is 10 Hz. What is the minimum speed of the wave? 0.2

### XXXXXXXXXXXXXXX. First Pre-Board Examination, Physics

Series SSO Code No. 55/1/B Roll No. Candidates must write the code on the title page of the answer book General Instructions: Please check that this question paper contains 6 printed pages. Code number

### Final Exam, Part A. December 12, Score:

Physics 152 December 12, 2005 Final Exam, Part A Roster No.: Score: Exam time limit: 2 hours. You may use a calculator and both sides of TWO sheets of notes, handwritten only. Closed book; no collaboration.

### Select the response that best answers the given statement. Be sure to write all final multiple choice answers on your Scantron answer sheet.

Chapters 15-30 PHYS 1402 - Brooks This practice test is similar to the actual final. The final exam will focus on questions involving solving problems, and not so much on conceptual questions. The final

### A) 120 degrees B) 90 degrees C) 60 degrees D) 45 degrees E) 30 degrees

Phys10 - First Major 071 Zero Version Q1. Two identical sinusoidal traveling waves are sent along the same string in the same direction. What should be the phase difference between the two waves so that

### AP Waves/Optics ~ Learning Guide

AP Waves/Optics ~ Learning Guide Name: Instructions: Using a pencil, answer the following questions. The guide is marked based on effort, completeness, thoughtfulness, and neatness (not accuracy). Do your

### JRE Group of Institutions ASSIGNMENT # 1 Special Theory of Relativity

ASSIGNMENT # 1 Special Theory of Relativity 1. What was the objective of conducting the Michelson-Morley experiment? Describe the experiment. How is the negative result of the experiment interpreted? 2.

### MIDTERM 3 REVIEW SESSION. Dr. Flera Rizatdinova

MIDTERM 3 REVIEW SESSION Dr. Flera Rizatdinova Summary of Chapter 23 Index of refraction: Angle of reflection equals angle of incidence Plane mirror: image is virtual, upright, and the same size as the

### Profs. Y. Takano, P. Avery, S. Hershfield. Final Exam Solution

PHY2049 Fall 2008 Profs. Y. Takano, P. Avery, S. Hershfield Final Exam Solution Note that each problem has three versions, each with different numbers and answers (separated by ). The numbers for each

### Physics Second Semester Exam Review 2014

Physics Second Semester Exam Review 2014 Honors and Physics Classes Momentum Inertia in motion. p = mv Must be moving. No velocity, no momentum. Mass and velocity are both directly proportional to momentum.

### 1. For which of the following motions of an object must the acceleration always be zero?

1. For which of the following motions of an object must the acceleration always be zero? I. Any motion in a straight line II. Simple harmonic motion III. Any motion in a circle I only II only III that

### Chapter 5 Light and Matter

Chapter 5 Light and Matter Stars and galaxies are too far for us to send a spacecraft or to visit (in our lifetimes). All we can receive from them is light But there is much we can learn (composition,

### Physics 30 Electromagnetic Spectrum

Worksheet 1: Velocity of EMR 1) Why did Galileo's attempt to measure speed of light fail? 2) How did Huygens measure distance and time when he used Roemer's data to compute the speed of light? 3) If in

### Last Name: First Name Network-ID

Last Name: First Name Network-ID Discussion Section: Discussion TA Name: Turn off your cell phone and put it out of sight. Keep your calculator on your own desk. Calculators cannot be shared. This is a

### Physics 5B PRACTICE FINAL EXAM A Winter 2009

Physics 5B PRACTICE FINAL EXAM A Winter 2009 INSTRUCTIONS: This is a closed book exam. You may consult four (twosided) 8 1/2" 11" sheets of paper of personal notes. However, you may not collaborate and/or

### PH206 Exam II Spring 2000

Name PH206 Exam II Spring 2000 Some Constants: % = 3.14159 sin(a±b)=sinacosb ± cosasinb ) = 5.6696 10-8 W/m 2 #K 4 cos(a±b)=cosacosb. sinasinb k B = 1.38 10-23 J/K sina ± sinb = 2 sin ½(A±B) cos½(a.b)

### Name Date Class. Electromagnetic Spectrum. Colors

b e n c h m a r k t e s t : p h y s i c a l s c i e n c e Multiple Choice Directions: Use the diagram below to answer question 1. Electromagnetic Spectrum Radio waves A B C D Gamma rays Long Wavelength

### MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) In the equation E = hf, the f stands for 1) A) the smaller wavelengths of visible light. B) wave

### Q1. A) 21.0 ms B) 63.1 ms C) 31.5 ms D) 45.2 ms E) 73.1 ms. Ans: Q2.

Coordinator: Dr. M.F.Al-Kuhaili Sunday, une 28, 2015 Page: 1 Q1. A transverse sinusoidal wave propagating along a stretched string is described by the following equation: y (x,t) = 0.350 sin [1.25x + 99.6t],

### The Nature of Light I: Electromagnetic Waves Spectra Kirchoff s Laws Temperature Blackbody radiation

The Nature of Light I: Electromagnetic Waves Spectra Kirchoff s Laws Temperature Blackbody radiation Electromagnetic Radiation (How we get most of our information about the cosmos) Examples of electromagnetic

### WAVES AND PARTICLES. (c)

WAVES AND PARTICLES 1. An electron and a proton are accelerated through the same potential difference. The ration of their De Broglie wave length will be -- (a) (b) (c) (d) 1 2. What potential must be

### PH206 Exam III Spring 2000

Name PH206 Exam III Spring 2000 Some Constants: % = 3.14159 sin(a±b)=sinacosb ± cosasinb ) = 5.6696 10-8 W/m 2 #K 4 cos(a±b)=cosacosb. sinasinb k B = 1.38 10-23 J/K sina ± sinb = 2 sin ½(A±B) cos½(a.b)

### PHYS 214 Exam Spring 2017 Midterm

PHYS 214 Exam Spring 2017 Midterm 1. Two identical loudspeakers produce sound of equal intensity and frequency = 1200 Hz. The sound waves travel at a speed of 340 m/s. The speakers are driven in phase

### λ Fig. 2 Name: y direction. In what c) in the + y direction d) in the y direction e) in the x direction

Name: Exam #3 D#: Physics 140 Section #: hoose the best answer for each of Questions 1-19 below. Mark your answer on your scantron form using a # pencil. (5.6 pts each) 1. At a certain instant in time,

### Exam 4. P202 Spring 2004 Instructor: Prof. Sinova

Exam 4 P202 Spring 2004 Instructor: Prof. Sinova Name: Date: 4/22/04 Section: All work must be shown to get credit for the answer marked. You must show or state your reasoning. If the answer marked does

### Light.notebook May 03, 2016

Unit 4 Light LIGHT.1 Describe the ray model of light. 16.1 LIGHT.2 Predict the effect of distance on light s illuminance. 16.1 LIGHT.3 Explain polarization and the Doppler effect. 16.2 LIGHT.4 Describe

### EXAM 1. WAVES, OPTICS AND MODERN PHYSICS 15% of the final mark

EXAM 1 WAVES, OPTICS AND MODERN PHYSICS 15% of the final mark Autumn 2018 Name: Each multiple-choice question is worth 3 marks. 1. A light beam is deflected by two mirrors, as shown. The incident beam

### Ch Guided Reading Sound and Light

Name Date Hour Chapter 15 Answer Key Ch.15-18 Guided Reading Sound and Light 1. Compare the speed of sound as it travels within a liquid, a solid, and a gas. Why does the speed of sound differ? Sound travels

### Physics 1302, Exam 3 Review

c V Andersen, 2006 1 Physics 1302, Exam 3 Review The following is a list of things you should definitely know for the exam, however, the list is not exhaustive. You are responsible for all the material

### 3/9/2011. Outline Chapter 7 Waves Water Waves Water Waves. Water waves are really circular. They are an example of Mechanical waves.

Outline Chapter 7 Waves 7-1. Water Waves 7-2. Transverse and Longitudinal Waves 7-3. Describing Waves 7-4. Standing Waves 7-5. Sound 7-6. Doppler Effect 7-7. Musical Sounds 7-8. Electromagnetic Waves 7-9.

### Purdue University PHYS 221 EXAM II 11/6/03 (with solutions) All questions are worth 5 points unless otherwise stated.

Purdue University PHYS 221 EXAM II 11/6/03 (with solutions) All questions are worth 5 points unless otherwise stated. 1 An electromagnetic wave has an electric field with peak value 250 N/C, What is the

### Physics 208 Review Questions

Physics 208 Review Questions These problems are shorter than exam problems, closer to a sub-part of a problem or slightly more, so that you can move through several of them quickly. 1) Two charges of 1.0