# De La Salle University Manila Physics Fundamentals for Engineering 2 Quiz No. 3 Reviewer

Size: px
Start display at page:

Download "De La Salle University Manila Physics Fundamentals for Engineering 2 Quiz No. 3 Reviewer"

Transcription

1 De La Salle University Manila Physics Fundamentals for Engineering 2 Quiz No. 3 Reviewer Multiple Choice: 1. Which of the two arrangements shown has the smaller equivalent resistance between points a and b? a. the series arrangement b. the parallel arrangement c. The equivalent resistance is the same for both arrangements d. The answer depends on the values of the individual resistances R 1, R 2, and R 3 e. Not enough information given 2. Three identical resistors, each of resistance R, are connected as shown. What is the equivalent resistance of this arrangement of three resistors? a. 3R b. 2R c. 3R/2 d. 2R/3 e. R/3 3. A 120-V, 60-W light bulb, a 120-V, 120-W light bulb, and a 120-V, 240-W light bulb are connected in parallel as shown. The voltage between points a and b is 120 V. Through which bulb is there the greatest voltage drop? a. the 120-V, 60-W light bulb b. the 120-V, 120-W light bulb c. the 120-V, 240-W light bulb d. All three light bulbs have the same voltage drop e. Not enough information given

2 4. Three identical light bulbs are connected to a source of emf as shown. Which bulb is brightest? a. light bulb A b. light bulb B c. light bulb C d. both light bulbs B and C (Both are equally bright and are brighter than light bulb A.) e. All bulbs are equally bright. 5. You wish to study a resistor in a circuit. To simultaneously measure the current in the resistor and the voltage across the resistor, you would place a. an ammeter in series and an voltmeter in series. b. an ammeter in series and an voltmeter in parallel. c. an ammeter in parallel and an voltmeter in series. d. an ammeter in parallel and an voltmeter in parallel. 6. A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the maximum charge stored on the capacitor? a. the emf e of the battery b. the capacitance C of the capacitor c. the resistance R of the resistor d. both e and C e. all three of e, C, and R 7. A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the rate at which the capacitor charges? a. the emf e of the battery b. the capacitance C of the capacitor c. the resistance R of the resistor d. both C and R e. all three of e, C, and R

3 8. When a charged particle moves through a magnetic field, the direction of the magnetic force on the particle at a certain point is a. in the direction of the magnetic field at that point. b. opposite to the direction of the magnetic field at that point. c. perpendicular to the magnetic field at that point. d. none of the above e. The answer depends on the sign of the particle s electric charge. 9. A particle with a positive charge moves in the xz-plane as shown. The magnetic field is in the positive z-direction. The magnetic force on the particle is in a. the positive x-direction. b. the negative x-direction. c. the positive y-direction. d. the negative y-direction. e. none of these 10. A positively charged particle moves in the positive z-direction. The magnetic force on the particle is in the positive y-direction. What can you conclude about the x-component of the magnetic field at the particle s position? a. B x > 0 b. B x = 0 c. B x < 0 d. either A or C 11. A positively charged particle moves in the positive z-direction. The magnetic force on the particle is in the positive y-direction. What can you conclude about the y-component of the magnetic field at the particle s position? a. B y > 0 b. B y = 0 c. B y < 0 d. either A or C

4 12. A positively charged particle moves in the positive z-direction. The magnetic force on the particle is in the positive y-direction. What can you conclude about the z-component of the magnetic field at the particle s position? a. B z > 0 b. B z = 0 c. B z < 0 d. Either A or C 13. Under what circumstances is the total magnetic flux through a closed surface positive? a. if the surface encloses the north pole of a magnet, but not the south pole b. if the surface encloses the south pole of a magnet, but not the north pole c. if the surface encloses both the north and south poles of a magnet d. none of the above e. all of the above 14. When a charged particle moves through a magnetic field, the trajectory of the particle at a given point is a. parallel to the magnetic field line that passes through that point. b. perpendicular to the magnetic field line that passes through that point. c. neither parallel nor perpendicular to the magnetic field line that passes through that point. d. any of the above, depending on circumstances e. none of the above 15. A charged particle moves through a region of space that has both a uniform electric field and a uniform magnetic field. In order for the particle to move through this region at a constant velocity, a. the electric and magnetic fields must point in the same direction. b. the electric and magnetic fields must point in opposite directions. c. the electric and magnetic fields must point in perpendicular directions. d. the answer depends on the sign of the particle s electric charge. e. none of the above

5 16. A circular loop of wire carries a constant current. If the loop is placed in a region of uniform magnetic field, the net magnetic force on the loop is a. perpendicular to the plane of the loop, in a direction given by a right-hand rule. b. perpendicular to the plane of the loop, in a direction given by a left-hand rule. c. in the same plane as the loop. d. zero. e. The answer depends on the magnitude and direction of the current and on the magnitude and direction of the magnetic field. 17. A circular loop of wire carries a constant current. If the loop is placed in a region of uniform magnetic field, the net magnetic torque on the loop a. tends to orient the loop so that its plane is perpendicular to the direction of the magnetic field. b. tends to orient the loop so that its plane is edge-on to the direction of the magnetic field. c. tends to make the loop rotate around its axis. d. is zero. e. The answer depends on the magnitude and direction of the current and on the magnitude and direction of the magnetic field. 18. An airplane made of some light metal navigates at constant speed eastward following the Arctic Circle where the earth s magnetic field has a considerable downward component. Assume that the wings are maintained level with the surface of the earth. Which of the following is true? a. The electrons in the metal wings will experience no magnetic force at all. b. The wing tip closer to geographic North will accumulate a negative charge while the other will accumulate positive charge of the same magnitude. c. The wing tip closer to geographic North will accumulate a positive charge while the other will accumulate negative charge of the same magnitude. d. The front of the plane will accumulate a positive charge while the tail end will accumulate a negative charge of the same magnitude. e. The front of the plane will accumulate a negative charge while the tail end will accumulate a positive charge of the same magnitude.

6 19. The charged particle moving in the plane of the page follows a clockwise spiral of decreasing radius in the uniform magnetic field B directed into the page. A reasonable explanation is: a. The charge is negative and it is gaining kinetic energy b. The charge is positive and speeding up c. The charge is negative and speeding up d. The charge is negative and the magnetic field is increasing e. None of the above 20. The magnetic moment of the solenoid shown is: a. directed upwards (along the axis of the cylinder) b. directed downwards (along the axis of the cylinder) c. directed to the left of the page d. directed to the right of the page e. in no direction since B = 0

7 Answer Key: 1. B 2. C 3. D 4. A 5. B 6. D 7. D 8. C 9. D 10. C 11. B 12. E 13. D 14. D 15. C 16. D 17. A 18. C 19. D 20. B Prepared by: John Carlo R. Samarita

### PHY 131 Review Session Fall 2015 PART 1:

PHY 131 Review Session Fall 2015 PART 1: 1. Consider the electric field from a point charge. As you move farther away from the point charge, the electric field decreases at a rate of 1/r 2 with r being

### PRACTICE EXAM 2 for Midterm 2

PRACTICE EXAM 2 for Midterm 2 Multiple Choice Questions 1) In the circuit shown in the figure, all the lightbulbs are identical. Which of the following is the correct ranking of the brightness of the bulbs?

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

Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A jeweler needs to electroplate gold (atomic mass 196.97 u) onto a bracelet. He knows

### General Physics (PHYC 252) Exam 4

General Physics (PHYC 5) Exam 4 Multiple Choice (6 points). Circle the one best answer for each question. For Questions 1-3, consider a car battery with 1. V emf and internal resistance r of. Ω that is

### Physics 6B Summer 2007 Final

Physics 6B Summer 2007 Final Question 1 An electron passes through two rectangular regions that contain uniform magnetic fields, B 1 and B 2. The field B 1 is stronger than the field B 2. Each field fills

### P202 Practice Exam 2 Spring 2004 Instructor: Prof. Sinova

P202 Practice Exam 2 Spring 2004 Instructor: Prof. Sinova Name: Date: (5)1. How many electrons flow through a battery that delivers a current of 3.0 A for 12 s? A) 4 B) 36 C) 4.8 10 15 D) 6.4 10 18 E)

### A) I B) II C) III D) IV E) V

1. A square loop of wire moves with a constant speed v from a field-free region into a region of uniform B field, as shown. Which of the five graphs correctly shows the induced current i in the loop as

### PRACTICE EXAM 1 for Midterm 2

PRACTICE EXAM 1 for Midterm 2 Multiple Choice Questions 1) The figure shows three identical lightbulbs connected to a battery having a constant voltage across its terminals. What happens to the brightness

### AP Physics 2 - Ch 20 Practice

Class: Date: AP Physics 2 - Ch 20 Practice Multiple Choice Identify the choice that best completes the statement or answers the question. 1. A coil is wrapped with 300 turns of wire on the perimeter of

### Physics 2135 Exam 2 October 18, 2016

Exam Total / 200 Physics 2135 Exam 2 October 18, 2016 Printed Name: Rec. Sec. Letter: Five multiple choice questions, 8 points each. Choose the best or most nearly correct answer. 1. A light bulb having

### Multiple Choice Questions for Physics 1 BA113 Chapter 23 Electric Fields

Multiple Choice Questions for Physics 1 BA113 Chapter 23 Electric Fields 63 When a positive charge q is placed in the field created by two other charges Q 1 and Q 2, each a distance r away from q, the

### PHYSICS Fall Lecture 15. Electromagnetic Induction and Faraday s Law

PHYSICS 1444-001 Fall 2012 Lecture 15 Electromagnetic Induction and Faraday s Law A current can be produced by a changing magnetic field First shown in an experiment by Michael Faraday Induced emf A primary

### a. Clockwise. b. Counterclockwise. c. Out of the board. d. Into the board. e. There will be no current induced in the wire

Physics 1B Winter 2012: Final Exam For Practice Version A 1 Closed book. No work needs to be shown for multiple-choice questions. The first 10 questions are the makeup Quiz. The remaining questions are

### Physics 102 Spring 2007: Final Exam Multiple-Choice Questions

Last Name: First Name: Physics 102 Spring 2007: Final Exam Multiple-Choice Questions 1. The circuit on the left in the figure below contains a battery of potential V and a variable resistor R V. The circuit

### Physics 196 Final Test Point

Physics 196 Final Test - 120 Point Name You need to complete six 5-point problems and six 10-point problems. Cross off one 5-point problem and one 10-point problem. 1. Two small silver spheres, each with

### Physics 2135 Exam 2 October 20, 2015

Exam Total / 200 Physics 2135 Exam 2 October 20, 2015 Printed Name: Rec. Sec. Letter: Five multiple choice questions, 8 points each. Choose the best or most nearly correct answer. 1. A straight wire segment

### Your name: Your TA: Your section Day/Time: PHY 101 Practice in-class exam III Wednesday, November 28, 3:15-3:35PM

1 Your name: Your TA: Your section Day/Time: PHY 101 Practice in-class exam III Wednesday, November 28, 3:15-3:35PM Please be sure to show your work where it is requested. If no work is shown where it

### PHYS 2326 University Physics II Class number

PHYS 2326 University Physics II Class number HOMEWORK- SET #1 CHAPTERS: 27,28,29 (DUE JULY 22, 2013) Ch. 27.======================================================= 1. A rod of 2.0-m length and a square

### The next two questions pertain to the situation described below. Consider a parallel plate capacitor with separation d:

PHYS 102 Exams Exam 2 PRINT (A) The next two questions pertain to the situation described below. Consider a parallel plate capacitor with separation d: It is connected to a battery with constant emf V.

### PHYS 1444 Section 02 Review #2

PHYS 1444 Section 02 Review #2 November 9, 2011 Ian Howley 1 1444 Test 2 Eq. Sheet Terminal voltage Resistors in series Resistors in parallel Magnetic field from long straight wire Ampére s Law Force on

### Version The diagram below represents lines of magnetic flux within a region of space.

1. The diagram below represents lines of magnetic flux within a region of space. 5. The diagram below shows an electromagnet made from a nail, a coil of insulated wire, and a battery. The magnetic field

### Physics 55 Final Exam Fall 2012 Dr. Alward Page 1

Physics 55 Final Exam Fall 2012 Dr. Alward Page 1 1. The specific heat of lead is 0.030 cal/g C. 300 g of lead shot at 100 C is mixed with 100 g of water at 70 C in an insulated container. The final temperature

### Magnetic Force Acting on a Current- Carrying Conductor IL B

Magnetic Force Acting on a Current- Carrying Conductor A segment of a current-carrying wire in a magnetic field. The magnetic force exerted on each charge making up the current is qvd and the net force

### PHYS 1102 EXAM - II. SECTION: (Circle one) 001 (TH 9:30 AM to 10:45AM) 002 (TH 3:30 PM to 4:45 PM) You have 1 hr 45 minutes to complete the test

PHYS 1102 EXAM - II SECTION: (Circle one) 001 (TH 9:30 AM to 10:45AM) 002 (TH 3:30 PM to 4:45 PM) Your Name: Student ID: You have 1 hr 45 minutes to complete the test PLEASE DO NOT START TILL YOU ARE INSTRUCTED

### Chapter 12. Magnetism and Electromagnetism

Chapter 12 Magnetism and Electromagnetism 167 168 AP Physics Multiple Choice Practice Magnetism and Electromagnetism SECTION A Magnetostatics 1. Four infinitely long wires are arranged as shown in the

### HW7: Ch. 26 P 34, 36 Ch.27 Q 2, 4, 8, 18 P 2, 8, 17, 19, 37

Fall 12 PHY 122 Homework Solutions #7 HW7: Ch. 26 P 34, 36 Ch.27 Q 2, 4, 8, 18 P 2, 8, 17, 19, 37 Chapter 26 Problem 34 Determine the magnitudes and directions of the currents in each resistor shown in

### Which one of the pipes emits sound with the lowest frequency? Which one of the pipes emits sound with the next lowest frequency?

The figures show standing waves of sound in six organ pipes of the same length. Each pipe has one end open and the other end closed. Warning: some of the figures show situations that are not possible.

### P114 University of Rochester NAME S. Manly Spring 2010

Exam 2 (March 23, 2010) Please read the problems carefully and answer them in the space provided. Write on the back of the page, if necessary. Show your work where indicated. Problem 1 ( 8 pts): In each

### CPS lesson Magnetism ANSWER KEY

CPS lesson Magnetism ANSWER KEY 1. Two wire strips carry currents from P to Q and from R to S. If the current directions in both wires are reversed, the net magnetic force of strip 1 on strip 2: * A. remains

### Physics 102 Spring 2006: Final Exam Multiple-Choice Questions

Last Name: First Name: Physics 102 Spring 2006: Final Exam Multiple-Choice Questions For questions 1 and 2, refer to the graph below, depicting the potential on the x-axis as a function of x V x 60 40

### Ch 17 Problem Set 31. A toaster is rated at 600 W when connected to a 120-V source. What current does the toaster carry, and what is its resistance?

Ch 17 Problem Set 31. A toaster is rated at 600 W when connected to a 120-V source. What current does the toaster carry, and what is its resistance? 33. How many 100-W lightbulbs can you use in a 120-V

### PHYS 272 Fall 2010 Thursday, December 16, 2010

PHYS 272 Fall 2010 Thursday, December 16, 2010 Final Exam The final exam has only this machine-graded part of 22 multiple choice questions. Each multiple choice problem is worth 10 points. Using a pencil,

### 1 = k = 9 \$10 9 Nm 2 /C 2 1 nanocoulomb = 1 nc = 10-9 C. = 8.85 #10 \$12 C 2 /Nm 2. F = k qq 0. U = kqq 0. E % d A! = q enc. V = \$ E % d!

Equations pv = nrt pv γ = constant (Q=0) Q = nc v ΔΤ (constant V) γ=c p /C v C p =C v +R C v = 3 R (monatomic ideal gas) 2 ΔU=Q-W R=8.3 J/molK ds = dq T W = " e = W Q H pdv e c =1" T C T H For H 2 O: L

### PHYS 2135 Exam II March 20, 2018

Exam Total /200 PHYS 2135 Exam II March 20, 2018 Name: Recitation Section: Five multiple choice questions, 8 points each. Choose the best or most nearly correct answer. For questions 6-9, solutions must

### Chapter 21 Magnetic Induction Lecture 12

Chapter 21 Magnetic Induction Lecture 12 21.1 Why is it called Electromagnetism? 21.2 Magnetic Flux and Faraday s Law 21.3 Lenz s Law and Work-Energy Principles 21.4 Inductance 21.5 RL Circuits 21.6 Energy

### AP Physics C. Magnetism - Term 4

AP Physics C Magnetism - Term 4 Interest Packet Term Introduction: AP Physics has been specifically designed to build on physics knowledge previously acquired for a more in depth understanding of the world

### First Name: Last Name: Section: n 1. March 26, 2003 Physics 202 EXAM 2

First Name: Last Name: Section: n 1 March 26, 2003 Physics 202 EXAM 2 Print your name and section clearly on all five pages. (If you do not know your section number, write your TA s name.) Show all work

### AP Physics C Mechanics Objectives

AP Physics C Mechanics Objectives I. KINEMATICS A. Motion in One Dimension 1. The relationships among position, velocity and acceleration a. Given a graph of position vs. time, identify or sketch a graph

### University of the Philippines College of Science PHYSICS 72. Summer Second Long Problem Set

University of the Philippines College of Science PHYSICS 72 Summer 2012-2013 Second Long Problem Set INSTRUCTIONS: Choose the best answer and shade the corresponding circle on your answer sheet. To change

### PHYS 202. Lecture 7 Professor Stephen Thornton February 9, 2006

PHYS 202 Lecture 7 Professor Stephen Thornton February 9, 2006 Reading Quiz What is the result when we break a thin bar magnet in two pieces? 1. One piece has only a N pole. The other piece only a S pole.

### Physics 272. Prof. Douglas C. Hamilton Dec. 13, 2011

Physics 272 Prof. Douglas C. Hamilton Dec. 13, 2011 Final Exam 1. Tuesday, Dec. 20 1:30-3:30 pm 2. In this room. 3. Closed book and notes. Formula sheet provided. 4. Covers material from entire semester

### 21 MAGNETIC FORCES AND MAGNETIC FIELDS

CHAPTER 1 MAGNETIC FORCES AND MAGNETIC FIELDS ANSWERS TO FOCUS ON CONCEPTS QUESTIONS 1 (d) Right-Hand Rule No 1 gives the direction of the magnetic force as x for both drawings A and B In drawing C, the

### Question 13: In the Plinko! model of current, if the spacing between the atoms that make up the conducting material increases, what happens?

Question 13: In the Plinko! model of current, if the spacing between the atoms that make up the conducting material increases, what happens? A) Current increases because electron density increases B) Current

### PHYS102 Previous Exam Problems. Induction

PHYS102 Previous Exam Problems CHAPTER 30 Induction Magnetic flux Induced emf (Faraday s law) Lenz law Motional emf 1. A circuit is pulled to the right at constant speed in a uniform magnetic field with

### Physics 106, Section 1

Physics 106, Section 1 Magleby Exam 2, Summer 2012 Exam Cid You are allowed a pencil and a testing center calculator. No scratch paper is allowed. Testing center calculators only. 1. A circular coil lays

### PHYSICS 3204 PUBLIC EXAM QUESTIONS (Magnetism &Electromagnetism)

PHYSICS 3204 PUBLIC EXAM QUESTIONS (Magnetism &Electromagnetism) NAME: August 2009---------------------------------------------------------------------------------------------------------------------------------

### AP Physics C Electricity & Magnetism Mid Term Review

AP Physics C Electricity & Magnetism Mid Term Review 1984 37. When lighted, a 100-watt light bulb operating on a 110-volt household circuit has a resistance closest to (A) 10-2 Ω (B) 10-1 Ω (C) 1 Ω (D)

### Chapter 28 Direct Current Circuits

Chapter 28 Direct Current Circuits Multiple Choice 1. t what rate is thermal energy being generated in the 2-resistor when = 12 V and = 3.0 Ω? 2 a. 12 W b. 24 W c. 6.0 W d. 3.0 W e. 1.5 W 2. t what rate

### 1) in the direction marked 1 2) in the direction marked 2 3) in the direction marked 3 4) out of the page 5) into the page

Q1) In the figure, the current element i dl, the point P, and the three vectors (1, 2, 3) are all in the plane of the page. The direction of db, due to this current element, at the point P is: 1) in the

### CLASS XII WB SET A PHYSICS

PHYSICS 1. Two cylindrical straight and very long non magnetic conductors A and B, insulated from each other, carry a current I in the positive and the negative z-direction respectively. The direction

### Physics 126 Fall 2004 Practice Exam 1. Answer will be posted about Oct. 5.

Physics 126 Fall 2004 Practice Exam 1. Answer will be posted about Oct. 5. 1. Which one of the following statements best explains why tiny bits of paper are attracted to a charged rubber rod? A) Paper

### Induction and Inductance

Welcome Back to Physics 1308 Induction and Inductance Michael Faraday 22 September 1791 25 August 1867 Announcements Assignments for Tuesday, November 6th: - Reading: Chapter 30.6-30.8 - Watch Videos:

### Physics 6b Winter 2015 Final Campagnari Section Test Form D

Physics 6b Winter 2015 Final Campagnari Section Test Form D Fill out name and perm number on the scantron. Do not forget to bubble in the Test Form (A, B, C, or, D). At the end, only turn in the scantron.

### Physics 6b Winter 2015 Final Campagnari Section Test Form A

Physics 6b Winter 2015 Final Campagnari Section Test Form A Fill out name and perm number on the scantron. Do not forget to bubble in the Test Form (A, B, C, or, D). At the end, only turn in the scantron.

### Physics 212 Midterm 2 Form A

1. A wire contains a steady current of 2 A. The charge that passes a cross section in 2 s is: A. 3.2 10-19 C B. 6.4 10-19 C C. 1 C D. 2 C E. 4 C 2. In a Physics 212 lab, Jane measures the current versus

### Physics 9 Wednesday, April 2, 2014

Physics 9 Wednesday, April 2, 2014 FYI: final exam is Friday, May 9th, at 9am, in DRL A2. HW10 due Friday. No quiz today. (HW8 too difficult for a quiz!) After this week: 2 weeks on circuits; then optics

### Mansfield Independent School District AP Physics C: Electricity and Magnetism Year at a Glance

Mansfield Independent School District AP Physics C: Electricity and Magnetism Year at a Glance First Six-Weeks Second Six-Weeks Third Six-Weeks Lab safety Lab practices and ethical practices Math and Calculus

### AP Physics C. Electric Circuits III.C

AP Physics C Electric Circuits III.C III.C.1 Current, Resistance and Power The direction of conventional current Suppose the cross-sectional area of the conductor changes. If a conductor has no current,

### PHYS 241 EXAM #2 November 9, 2006

1. ( 5 points) A resistance R and a 3.9 H inductance are in series across a 60 Hz AC voltage. The voltage across the resistor is 23 V and the voltage across the inductor is 35 V. Assume that all voltages

### PHY 101 Practice Exam III Monday, November 27, 2:15-3:35PM

1 PHY 101 Practice Exam III Monday, November 27, 2:15-3:35PM Please be sure to show your work where it is requested. If no work is shown where it is requested, you will not receive any points. Partial

### week 8 The Magnetic Field

week 8 The Magnetic Field General Principles General Principles Applications Start with magnetic forces on moving charges and currents A positive charge enters a uniform magnetic field as shown. What is

### Direct Current Circuits. February 18, 2014 Physics for Scientists & Engineers 2, Chapter 26 1

Direct Current Circuits February 18, 2014 Physics for Scientists & Engineers 2, Chapter 26 1 Kirchhoff s Junction Rule! The sum of the currents entering a junction must equal the sum of the currents leaving

Physics 2080 Final Exam Problems Due April 28, 2011 Instructions: This is part of the final exam. Books and notes are allowed, but all work should be YOUR OWN. Do not work in groups; every student should

### Unit 8: Electromagnetism

Multiple Choice Portion Unit 8: Electromagnetism 1. Four compasses are placed around a conductor carrying a current into the page, as shown below. Which compass correctly shows the direction of the magnetic

1. Write the relation for the force acting on a charge carrier q moving with velocity through a magnetic field in vector notation. Using this relation, deduce the conditions under which this force will

### Physics 42 Exam 3 Fall 2013 PRINT Name:

Physics 42 Exam 3 Fall 2013 PRINT Name: 1 2 3 4 Conceptual Questions : Circle the BEST answer. (1 point each) 1. A small plastic ball has an excess negative charge on it. If a magnet is placed close to

### Physics 1308 Exam 2 Summer 2015

Physics 1308 Exam 2 Summer 2015 E2-01 2. The direction of the magnetic field in a certain region of space is determined by firing a test charge into the region with its velocity in various directions in

### Physics 2401 Summer 2, 2008 Exam II

Physics 2401 Summer 2, 2008 Exam II e = 1.60x10-19 C, m(electron) = 9.11x10-31 kg, ε 0 = 8.845x10-12 C 2 /Nm 2, k e = 9.0x10 9 Nm 2 /C 2, m(proton) = 1.67x10-27 kg. n = nano = 10-9, µ = micro = 10-6, m

### Physics 6B. Practice Final Solutions

Physics 6B Practice Final Solutions . Two speakers placed 4m apart produce sound waves with frequency 45Hz. A listener is standing m in front of the left speaker. Describe the sound that he hears. Assume

### AP Physics C. Electricity - Term 3

AP Physics C Electricity - Term 3 Interest Packet Term Introduction: AP Physics has been specifically designed to build on physics knowledge previously acquired for a more in depth understanding of the

### Physics 106 Sections 1 & 2 Midterm Exam #1 Fall 2011

Physics 106 Sections 1 & 2 Midterm Exam #1 Fall 2011 Instructor: Lawrence Rees 3-digit CID: This test has 25 problems. The CID is only used to return your test. If you forgot it, make one up. Do NOT write

### University Physics (Prof. David Flory) Chapt_29 Sunday, February 03, 2008 Page 1

University Physics (Prof. David Flory) Chapt_29 Sunday, February 03, 2008 Page 1 Name: Date: 1. A loop of current-carrying wire has a magnetic dipole moment of 5 10 4 A m 2. The moment initially is aligned

### Physics 2B Winter 2012 Final Exam Practice

Physics 2B Winter 2012 Final Exam Practice 1) When the distance between two charges is increased, the force between the charges A) increases directly with the square of the distance. B) increases directly

### Physics 2135 Exam 2 March 22, 2016

Exam Total Physics 2135 Exam 2 March 22, 2016 Key Printed Name: 200 / 200 N/A Rec. Sec. Letter: Five multiple choice questions, 8 points each. Choose the best or most nearly correct answer. B 1. An air-filled

### Question 1. Question 2

Question 1 Figure 29-26 shows cross sections of two long straight wires; the left-hand wire carries current i 1 directly out of the page. The net magnetic field due to the two currents is to be zero at

### Final Exam: Physics Spring, 2017 May 8, 2017 Version 01

Final Exam: Physics2331 - Spring, 2017 May 8, 2017 Version 01 NAME (Please Print) Your exam should have 11 pages. This exam consists of 18 multiple-choice questions (2 points each, worth 36 points), and

### Ch. 23 Electromagnetic Induction, AC Circuits, And Electrical Technologies

Ch. 23 Electromagnetic Induction, AC Circuits, And Electrical Technologies Induced emf - Faraday s Experiment When a magnet moves toward a loop of wire, the ammeter shows the presence of a current When

### Electromagnetism II. (a) enav Na enav Cl (b) enav Na + enav Cl (c) enav Na (d) enav Cl (e) zero

Electromagnetism II 1. Salt water contains n sodium ions (Na + ) per cubic meter and n chloride ions (Cl ) per cubic meter. A battery is connected to metal rods that dip into a narrow pipe full of salt

### Circuits. PHY2054: Chapter 18 1

Circuits PHY2054: Chapter 18 1 What You Already Know Microscopic nature of current Drift speed and current Ohm s law Resistivity Calculating resistance from resistivity Power in electric circuits PHY2054:

### PHY2054 Summer 2017 Final ExamVersion 2

PHY2054 Summer 2017 Final ExamVersion 2 MULTIPLE CHOICE. Please answer all questions by choosing the one alternative that best completes the statement or answers the question. 1) When two or more capacitors

### PHY2054 Summer 2017 Final ExamVersion 1

PHY2054 Summer 2017 Final ExamVersion 1 MULTIPLE CHOICE. Please answer all questions by choosing the one alternative that best completes the statement or answers the question. 1) In the figure below, a

### Physics 202 Midterm Exam 2 Oct 30th, 2012

ID CODE: B Physics 202 Midterm Exam 2 Oct 30th, 2012 Name:...Yibin Pan... Student ID:... Section:... TA (please circle): James Buchannan Diptaranjan Das Ross Devol Yutao Gong Minho Kwon Greg Lau Andrew

### Two point charges, A and B, lie along a line separated by a distance L. The point x is the midpoint of their separation.

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 would yield

### Louisiana State University Physics 2102, Exam 3, November 11, 2010.

Name: Instructor: Louisiana State University Physics 2102, Exam 3, November 11, 2010. Please be sure to write your name and class instructor above. The test consists of 3 questions (multiple choice), and

### 1. How much charge is stored in a capacitor, whose capacitance C = 2µF, connected to a 12V battery?

IMP 113: 2 nd test (Union College: Spring 2010) Instructions: 1. Read all directions. 2. In keeping with the Union College policy on academic honesty, you should neither accept nor provide unauthorized

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

Name: Class: _ Date: _ w9final Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. If C = 36 µf, determine the equivalent capacitance for the

### DC Circuits. Electromotive Force Resistor Circuits. Kirchoff s Rules. RC Circuits. Connections in parallel and series. Complex circuits made easy

DC Circuits Electromotive Force esistor Circuits Connections in parallel and series Kirchoff s ules Complex circuits made easy C Circuits Charging and discharging Electromotive Force (EMF) EMF, E, is the

### Figure 1 A) 2.3 V B) +2.3 V C) +3.6 V D) 1.1 V E) +1.1 V Q2. The current in the 12- Ω resistor shown in the circuit of Figure 2 is:

Term: 13 Wednesday, May 1, 014 Page: 1 Q1. What is the potential difference V B -V A in the circuit shown in Figure 1 if R 1 =70.0 Ω, R=105 Ω, R 3 =140 Ω, ε 1 =.0 V and ε =7.0 V? Figure 1 A).3 V B) +.3

### 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

### Induction_P1. 1. [1 mark]

Induction_P1 1. [1 mark] Two identical circular coils are placed one below the other so that their planes are both horizontal. The top coil is connected to a cell and a switch. The switch is closed and

### Q1. A wave travelling along a string is described by

Coordinator: Saleem Rao Wednesday, May 24, 2017 Page: 1 Q1. A wave travelling along a string is described by y( x, t) = 0.00327 sin(72.1x 2.72t) In which all numerical constants are in SI units. Find the

### Exam 2 Solutions. Answer: 3.0 W Solution: The total current is in the series circuit is 1 A, so the power dissipated in R 2 is i 2 R 2

Exam 2 Solutions Prof. Pradeep Kumar Prof. Paul Avery Mar. 21, 2012 1. A portable CD player does not have a power rating listed, but it has a label stating that it draws a maximum current of 159.0 ma.

Question 4.1: A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. What is the magnitude of the magnetic field B at the centre of the coil? Number of turns

### PHY 205 Final Exam 6/24/2009 Second Semester2008 Part 1.

Part 1. Please read each question carefully. Each question worth s 1 point. or the following questions, please circle the correct answer. 1. Which one of the following statements concerning the index of

### Agenda for Today. Elements of Physics II. Resistance Resistors Series Parallel Ohm s law Electric Circuits. Current Kirchoff s laws

Resistance Resistors Series Parallel Ohm s law Electric Circuits Physics 132: Lecture e 17 Elements of Physics II Current Kirchoff s laws Agenda for Today Physics 201: Lecture 1, Pg 1 Clicker Question

### PH2200 Practice Final Exam Summer 2003

INSTRUCTIONS 1. Write your name and student identification number on the answer sheet. 2. Please cover your answer sheet at all times. 3. This is a closed book exam. You may use the PH2200 formula sheet

### Physics 54 Lecture March 1, Micro-quiz problems (magnetic fields and forces) Magnetic dipoles and their interaction with magnetic fields

Physics 54 Lecture March 1, 2012 OUTLINE Micro-quiz problems (magnetic fields and forces) Magnetic dipoles and their interaction with magnetic fields Electromagnetic induction Introduction to electromagnetic