Unit Test CLASS: X MARKS: 100 SUB : PHYSICS TIME: 2.30 hrs
|
|
|
- Suzanna Dickerson
- 5 years ago
- Views:
Transcription
1 ww.trbtnpsc.c 10 -Unit Test CLASS: X MARKS: 100 SUB : PHYSICS TIME: 2.30 hrs om om om om om om I. Choose the correct answer: 30x1=30 1. The Screw Gauge is used to measure the diameter of a.. a. crowbar b. thin wire c. cricket ball 2. One astronomical unit is the mean distance between the centre of the earth and centre of the.. a. moon b. sun c. mars 3. Screw Gauge is an instrument used to measure the dimensions of very small objects up to a. 0.1cm b. 0.01cm c. 0.1mm d. 0.01mm 4. In a Screw Gauge, if the zero of the head scale lies below the pitch scale axis, the zero error is.. a. positive b. negative c. nil 5. One light year is equal to.. a x24x60x60x3x10 8 m b. 1x24x60x60x3x10 8 m c. 360x24x60x60x3x10 8 m 6. The least count of an ordinary scale is. a. 1mm b. 1 cm c. 0.1mm d. 0.01mm 7. A Screw Gauge works on the principle of. a. pulley b. screw c. inclined plane d. lever 8. If x is the distance travelled by the tip of the screw through a nut when n complete revolutions of the head are made, then pitch of the screw P=.. a. nx b. x/n c. n/x d. x+n 9. If the zero mark of the head scale does not coincide with pitch scale axis, then the screw gauge has.. a. no zero error b. zero error c. absolute error d. parallax error 10. Which one is used for measuring the thickness of a glass plate? a. Vernier calipers b. Screw Gauge c. scale d. vernier scale 11. If P is the pitch of the screw and N is the number of head scale divisions, then the least count (L.C)=.. a. PN b. P+N c. P/N d. N/P 12. The smallest length that can be measured accurately using an instrument is called a. pitch of the screw b. least count c. millimeter d. centimeter 13. Small lengths including the diameter of the wire can be measured up to. a. fraction of meter b. fraction of millimeter c. fraction of centimeter d. fractions of decimeter 14. The error that creeps into the measurement by not keeping the eye vertically above the division is a. positive error b. negative error c. absolute error d. parallax error 15. If the zero mark of the head scale lies above the pitch scale axis, then the zero error is said to be. a. positive b. negative c. no zero error d. parallax error 16. From the following statements, choose that which are not applicable to the mass of an object. a. it is a fundamental quantity b. it is measured using physical balance c. it is measured using spring balance 17. The acceleration in a body is due to a. balanced force b. unbalanced force c. electro static force 18. The mass of a person is 50 Kg. The weight of that person on the surface of the earth will be a. 50N b. 35N c. 380N d. 490N 19. The physical quantity which is equal to rate of change of momentum is.. a. displacement b. acceleration c. force d. impulse om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om T rbtnpsc.
2 ww.trbtnpsc.c 20. The momentum of a massive object at rest is.. a. very large b. very small c. zero d. infinity 21. The freezing of biotechnology products like vaccines require a. Helium b. Nitrogen c. Ammonia d. Chlorine 22. First law of motion defines a. inertia b. force c. momentum d. speed 23. Inertia depends upon. a. velocity of the body b. acceleration of the body c. shape of the body d. mass of the body 24. Momentum is a measure of.. a. weight b. mass c. velocity d. quantity of motion 25. The weight of a body would be zero. a. at the centre of the earth b. during a motion c. on a frictionless surface d. none 26. Clockwise moment of force is.. a. opposite b. negative c. positive d. zero 27. Which one was selected for annual A1AA space 2009 award. a. Chandrayaan-1 b. Chandrayaan-2 c. Apollo d. Skylab 28. Mass of an object is 10Kg. What is its weight on the earth? a. 49N b. 25N c. 98N d. 100N 29. Chandrayaan-1 is a a. space probe b. lunar probe c. mass probe d. satellite 30. The weight of 1Kg of mass is a. 980N b. 9.8N c. 1N d. 1000N II. Answer the following: (any 20) 20x2= Correct the mistakes if any, in the following statements: i) Astronomical unit is the mean distance of the surface of the sum from the surface of the earth. ii) Light year is the distance travelled by light in one year in vacuum at a speed of 3x10 8 m per minute. 32. Match the items in group A with the items group B: om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om S.NO Group A Group B 1 Small dimensions Kilometer 2 Large dimensions Screw gauge 3 Long distance Scale 4 Small distance Light year altimeter 33. Least count of a screw gauge is an important concept related to screw gauge. What do you mean by the term least count of a screw gauge? 34. Fill in the blanks: The special methods adopted to determine very large distance are.. and. 35. Label the following parts in the given screw gauge diagram. i) Head scale ii) pitch scale iii) Index line iv) Ratchet 36. Assertion(A): Liquefied cryogenic gases are sprayed on electric cables in big cities. Reason(R) : Liquefied cryogenic gases prevent wastage of power. om om om om om om om om om om om om om om 37. The acceleration due to gravity on the surface of the earth will be maximum at And minimum at. 38. Correct the mistakes, if any, in the following statements. (i) One newton is the force that produces an acceleration of 1 ms -2 in an object of 1 gram mass. (ii) Action and Reaction always act on the same body. om om om om om om om om om om om om om om om om om om om om om om om om om om om om om T rbtnpsc.
3 ww.trbtnpsc.c 39. As a matter of convention, an anticlockwise moment is taken as clockwise moment is taken as. 40. Fill in the blanks. (i) If force = mass x acceleration, then momentum =. (ii) If liquid hydrogen is for rocket, then is for MRI. 41. A bullet of mass 20g moving with a speed of 75 ms -1 hits a fixed wooden plank and comes to rest after penetrating a distance of 5cm. what is the average resistive force exerted by the wooden plank on the bullet?. 42. A shopping cart has a mass of 65kg. In order to accelerate the cart by 0.3ms -2. What force would you exert on it?. 43. Write two principles that are used in rocket propulsion?. 44. A 10 kg mass is suspended from a beam 1.2m long. The beam is fixed to a wall. Find the magnitude and direction (Clockwise or anti-clockwise) of the resulting moment at point B. 45. Renu is standing in a dining line 6.38 x 10 3 km from the centre of the earth. The mass of the earth is 6 x kg. (i)find the acceleration due to gravity. (ii) Will the value change after she finishes here lunch? 46. If an angel visits an asteroid called B 612 which has a radius of 20m and mass of 104kg.what will be the acceleration due to gravity in B 612? 47. What will be the acceleration due to gravity on the surface of the moon,, if its radius is 1/4 th the radius of the earth and its mass is 1/80 times the mass of the earth? 48. A boy weighing 20kg is sitting at one end of a see-saw at a distance of 1.2m from the centre. Where should a man weighing 60kg sit on the see-saw, so that it stands balanced? Force a. Ms -1 2 Momentum b. Kgm 2 s-2 3 Velocity c. Kgms -1 4 Moment of Force d. Kgms -2 e. Kgm 2 s Which would require a greater force for accelerating a 2kg of mass at 4ms -2 or a 3kg mass at 2 ms -2?. 51. A constant force acts on an object of mass 10 kg for a duration 4 s. It increases the objects velocity from 2ms -1 to 8ms -1 Find the magnitude of the applied force. 52. The mass of an object is 5kg. What is its weight on the earth? III. Answer the following: 6x5=30 1. Draw the diagram showing zero errors of a screw gauge?. 2. The head of a screw gauge is divided into 50 divisions, it advances 1mm. When screw is turned through 2 rotations, find the pitch and least count of the screw gauge. 3. Tabulate the differences between mass and weight. 4. Write a short note on Chandrayaan -1 and its achievements?. 5. A 5N Force acts on 2.4kg mass at rest, making it accelerate in a straight line. (i) What is the acceleration of the mass? (ii) How long will it take to move the mass through 20m? (iii) Find its velocity after 3 seconds. 6. A bomb of mass 3kg, initially at rest, explodes into two parts of 2kg and 1kg. The 2kg mass travels with a velocity of 3m/s. At what velocity wills the 1kg mass travel? om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om om 7. Two ice skaters of weight 60kg and 50 kg are holding the two ends of rope. The rope is taut. The 60kg man pulls the rope with 20 N force. What will be the force exerted by the rope on the other person? What will be their respective acceleration? om om om om om om om om om om om om om om om om om om om om om om om om om om om om om T rbtnpsc.
4 10th standard physics full portion answer key choose the best answer 1. screw qauge 2. directly proportional x 10^11 m 5. Newton's first law of motion 6. Newton's second law of motion 7. 2 kg at 4 m/s^2 8. change,remains constant 9. Galileo 10. nitrogen 11. China 12. opposite 13. Andre Marie ampere 14. Metallic 15. Rheostat J 17. Same v x 10^6 J v 21. A is correct R is wrong K 23. vector 24. AC 25. Convex 26. Beyond c (choice given is wrong) 27. red,violet 28. Iris cm 30. jupiter II.2maeks ( answers given only for creative questions) 1. the type of forces balanced force --- 1mark ( balanced force definition should be written) mark. 2. inability of object to change its state or of uniform motion by itself ---2marks 3. equator, poles 4. Newton's third law of motion, -- 1m law of conservation of momentum--- 1m 5.book back 6. the rate of change of momentum of an object is directly proportional to the applied unbalanced force in the direction of force ½ marks F = ma --- ½ mark 7.refer pg 241
5 8.refer pg It is Ohm's law --- ½ marks definition ½ marks 10. V = 20 v R = 4 ohms H =? According to ohms law, V = IR ½ marks IR = V I = V/ R = 20/4 = 5 A ---- ½ MARKS H = I^2 R t ½ marks. (5)^2 x 4 x 2 = 25 x 4 x 2 = 200 J ---½ marks 11. during the flow of high current(½ marks) the fuse wire** melts** (1 mark) and protects the circuits and appliances (½ marks) 12. battery which has EMF of 2.2 volt is lead acid accumulator -- 1mark Diagram and labelling 1 mark 13.refer pg m = 3kg C = 3 * 10^8 m/s ---- ½ marks E = mc^ ½ marks E = 3 x (3 x 10^8)^2 = 3 x (9 x 10^16) = 27 x 10^16 J -- 1 marks 15.book back 16.book back 17. Pg pg pg pg pg pg pg Pg book back 27.book back 28.myopia, hypermetropia,presbyopia 29.pg f =-5m (for sign ½ marks) P = 1/f ---- ½ marks = ⅕ =- 0.2 dioptre mark 31.a. armature,brush,slip ring commutator,magnets,(any 4) B. M= gr^2 / G ---- ½ marks M = 9.8 * (6.38 * 10^6)^ marks 6.67 * 10^-11 = 5.98 x 10^24 kg ---- ½ marks III.DETAIL 1. A. BOOK BACK --- B.Pg.237,definition + formula 3 marks recoil of gun--- 2 marks 2. a. I. Pg.241 ii.pg.244 b.pg 298,299 3.a.i..book back ii.pg.296 B.pg book back 5.lesson 17 A.Pushparaj pushparajjekki@gmail.com
6
PADASALAI STUDY MATERIAL FOR CLASS TEST
PADASALAI STUDY MATERIAL FOR CLASS TEST Special Question Paper Time: - 2:30 Hrs Science - Physics Marks: - 75 I. Choose the correct answer:- (15 x 1 = 15) 1) The freezing of biotechnology products like
Practice Test for Midterm Exam
A.P. Physics Practice Test for Midterm Exam Kinematics 1. Which of the following statements are about uniformly accelerated motion? Select two answers. a) If an object s acceleration is constant then it
The diagram below shows a block on a horizontal frictionless surface. A 100.-newton force acts on the block at an angle of 30. above the horizontal.
Name: 1) 2) 3) Two students are pushing a car. What should be the angle of each student's arms with respect to the flat ground to maximize the horizontal component of the force? A) 90 B) 0 C) 30 D) 45
Dynamics; Newton s Laws of Motion
Dynamics; Newton s Laws of Motion Force A force is any kind of push or pull on an object. An object at rest needs a force to get it moving; a moving object needs a force to change its velocity. The magnitude
Name ID Section. 1. One mile is equal to 1609 m; 1 hour is equal to 3600 s. The highway speed limit of 65 mph is equivalent to the speed of:
The exam is closed book and closed notes. There are 30 multiple choice questions. Make sure you put your name, section, and ID number on the SCANTRON form. The answers for the multiple choice Questions
CHAPTER 9 FORCE AND LAWS OF MOTION
CHAPTER 9 FORCE AND LAWS OF MOTION Q 1. What is a force? Ans: Force is a push or pull which tries to bring the change in the state of rest or of uniform motion in a straight line. Unit of force: force
1. A sphere with a radius of 1.7 cm has a volume of: A) m 3 B) m 3 C) m 3 D) 0.11 m 3 E) 21 m 3
1. A sphere with a radius of 1.7 cm has a volume of: A) 2.1 10 5 m 3 B) 9.1 10 4 m 3 C) 3.6 10 3 m 3 D) 0.11 m 3 E) 21 m 3 2. A 25-N crate slides down a frictionless incline that is 25 above the horizontal.
PYP 001 FIRST MAJOR EXAM CODE: TERM: 151 SATURDAY, OCTOBER 17, 2015 PAGE: 1
TERM: 151 SATURDAY, OCTOBER 17, 2015 PAGE: 1 *Read the following (20) questions and choose the right answer: 1 The figure below represents the speed-time graph for the motion of a vehicle during a 7.0-minute
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
AP Physics C Summer Assignment Kinematics
AP Physics C Summer Assignment Kinematics 1. A car whose speed is 20 m/s passes a stationary motorcycle which immediately gives chase with a constant acceleration of 2.4 m/s 2. a. How far will the motorcycle
Q2. A book whose mass is 2 kg rests on a table. Find the magnitude of the force exerted by the table on the book.
AP Physics 1- Dynamics Practice Problems FACT: Inertia is the tendency of an object to resist a change in state of motion. A change in state of motion means a change in an object s velocity, therefore
Chapter 8 Rotational Motion and Equilibrium. 1. Give explanation of torque in own words after doing balance-the-torques lab as an inquiry introduction
Chapter 8 Rotational Motion and Equilibrium Name 1. Give explanation of torque in own words after doing balance-the-torques lab as an inquiry introduction 1. The distance between a turning axis and the
(a) On the dots below that represent the students, draw and label free-body diagrams showing the forces on Student A and on Student B.
2003 B1. (15 points) A rope of negligible mass passes over a pulley of negligible mass attached to the ceiling, as shown above. One end of the rope is held by Student A of mass 70 kg, who is at rest on
ICSE Board Class IX Physics Paper 2
ICSE Board Class IX Physics Paper 2 Time: 2 hrs Total Marks: 80 General Instructions: 1. Answers to this paper must be written on the paper provided separately. 2. You will not be allowed to write during
Al-Saudia Virtual Academy Pakistan Online Tuition Online Tutor Pakistan
Al-Saudia Virtual Academy Pakistan Online Tuition Online Tutor Pakistan Measurement Q1. What is meant by Measurement? Ans. MEASUREMENT The following information about a body or an event is called measurement.
3. What type of force is the woman applying to cart in the illustration below?
Name: Forces and Motion STUDY GUIDE Directions: Answer the following questions. 1. What is a force? a. A type of energy b. The rate at which an object performs work c. A push or a pull d. An object that
ΣF=ma SECOND LAW. Make a freebody diagram for EVERY problem!
PHYSICS HOMEWORK #31 SECOND LAW ΣF=ma NEWTON S LAWS Newton s Second Law of Motion The acceleration of an object is directly proportional to the force applied, inversely proportional to the mass of the
Dr. Radhakrishnan A N Assistant Professor of Physics GPTC, Vechoochira
CONTENTS. Vernier Calipers. Screw Gauge. Simple Pendulum 7. Moment Bar 9. Convex Lens Appendix Vernier Calipers Exp. No: Date: Aim (i) To nd the volume of the given cylinder by measuring its length and
Physics Midterm Review KEY
Name: Date: 1. Which quantities are scalar? A. speed and work B. velocity and force C. distance and acceleration D. momentum and power 2. A 160.-kilogram space vehicle is traveling along a straight line
Chapter 4 Dynamics: Newton s Laws of Motion
Chapter 4 Dynamics: Newton s Laws of Motion Units of Chapter 4 Force Newton s First Law of Motion Mass Newton s Second Law of Motion Newton s Third Law of Motion Weight the Force of Gravity; and the Normal
FATHER AGNEL SCHOOL, VAISHALI CLASS IX QUESTION BANK PHYSICS
Topic : MOTION 1. Define acceleration and state its SI unit. For motion along a straight line, when do we consider the acceleration to be (i) positive (ii) negative? Give an example of a body in uniform
Center of Mass & Linear Momentum
PHYS 101 Previous Exam Problems CHAPTER 9 Center of Mass & Linear Momentum Center of mass Momentum of a particle Momentum of a system Impulse Conservation of momentum Elastic collisions Inelastic collisions
Chapter 8. Rotational Equilibrium and Rotational Dynamics. 1. Torque. 2. Torque and Equilibrium. 3. Center of Mass and Center of Gravity
Chapter 8 Rotational Equilibrium and Rotational Dynamics 1. Torque 2. Torque and Equilibrium 3. Center of Mass and Center of Gravity 4. Torque and angular acceleration 5. Rotational Kinetic energy 6. Angular
Apex Grammar School O & A Level Evening Classes. Physics EVALUATION TEST PAPER. REAL EXAMINATION QUESTIONS for Secondary 4
Apex Grammar School O & A Level Evening Classes O Level Power Revision Series EVALUATION TEST PAPER REAL EXAMINATION QUESTIONS for Secondary 4 Name: Time Start: Date: Time End: Total Marks : / 40 40 questions
https://njctl.org/courses/science/ap-physics-c-mechanics/attachments/summerassignment-3/
AP Physics C Summer Assignment 2017 1. Complete the problem set that is online, entitled, AP C Physics C Summer Assignment 2017. I also gave you a copy of the problem set. You may work in groups as a matter
Physics. Practice Questions
Physics Practice Questions Instructions Individual, exam-style questions The questions contained in this booklet match the style of questions that are typically asked in exams. This booklet is not however,
Twentieth SLAPT Physics Contest Southern Illinois University Edwardsville April 30, Mechanics Test
Twentieth SLAPT Physics Contest Southern Illinois University Edwardsville April 30, 2005 Mechanics Test Please answer the following questions on the supplied answer sheet. You may write on this test booklet,
7. Two forces are applied to a 2.0-kilogram block on a frictionless horizontal surface, as shown in the diagram below.
1. Which statement about the movement of an object with zero acceleration is true? The object must be at rest. The object must be slowing down. The object may be speeding up. The object may be in motion.
Physics 101 Lecture 5 Newton`s Laws
Physics 101 Lecture 5 Newton`s Laws Dr. Ali ÖVGÜN EMU Physics Department The Laws of Motion q Newton s first law q Force q Mass q Newton s second law q Newton s third law qfrictional forces q Examples
The University of the State of New York REGENTS HIGH SCHOOL EXAMINATION PHYSICAL SETTING PHYSICS. Tuesday, June 18, :15 to 4:15 p.m.
The University of the State of New York REGENTS HIGH SCHOOL EXAMINATION PHYSICAL SETTING PHYSICS Tuesday, June 18, 2002 1:15 to 4:15 p.m., only The answer sheet for Part A and Part B 1 is the last page
This Week. 9/5/2018 Physics 214 Fall
This Week Momentum Is momentum in basketball physics? Rockets and guns How do spaceships work? Collisions of objects They get impulses! Practical Propulsion 9/5/2018 Physics 214 Fall 2018 1 Momentum What
frictionless horizontal surface. The bullet penetrates the block and emerges with a velocity of o
AP Physics Free Response Practice Momentum and Impulse 1976B2. A bullet of mass m and velocity v o is fired toward a block of mass 4m. The block is initially at rest on a v frictionless horizontal surface.
HATZIC SECONDARY SCHOOL
HATZIC SECONDARY SCHOOL PROVINCIAL EXAMINATION ASSIGNMENT VECTOR DYNAMICS MULTIPLE CHOICE / 45 OPEN ENDED / 75 TOTAL / 120 NAME: 1. Unless acted on by an external net force, an object will stay at rest
E 490 FE Exam Prep. Engineering Mechanics
E 490 FE Exam Prep Engineering Mechanics 2008 E 490 Course Topics Statics Newton s Laws of Motion Resultant Force Systems Moment of Forces and Couples Equilibrium Pulley Systems Trusses Centroid of an
AP Physics 1 Momentum and Impulse Practice Test Name
AP Physics 1 Momentum and Impulse Practice Test Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A rubber ball and a lump of clay have equal
ICSE Board Class IX Physics Paper 1
ICSE Board Class IX Physics Paper 1 Time: 2 hrs Total Marks: 80 General Instructions: 1. Answers to this paper must be written on the paper provided separately. 2. You will not be allowed to write during
PHYS 1303 Final Exam Example Questions
PHYS 1303 Final Exam Example Questions (In summer 2014 we have not covered questions 30-35,40,41) 1.Which quantity can be converted from the English system to the metric system by the conversion factor
PHYS 1303 Final Exam Example Questions
PHYS 1303 Final Exam Example Questions 1.Which quantity can be converted from the English system to the metric system by the conversion factor 5280 mi f 12 f in 2.54 cm 1 in 1 m 100 cm 1 3600 h? s a. feet
Physics 201 Quiz 1. Jan 14, 2013
Physics 201 Quiz 1 Jan 14, 2013 1. A VW Beetle goes from 0 to 60.0 mph with an acceleration of 2.35 m/s 2. (a) How much time does it take for the Beetle to reach this speed? (b) A top-fuel dragster can
Physics 12 Final Exam Review Booklet # 1
Physics 12 Final Exam Review Booklet # 1 1. Which is true of two vectors whose sum is zero? (C) 2. Which graph represents an object moving to the left at a constant speed? (C) 3. Which graph represents
Grade XI. Physics Exam Preparation Booklet. Chapter-wise Important Questions. #GrowWithGreen
Grade XI Physics Exam Preparation Booklet Chapter-wise Important Questions #GrowWithGreen Units and Measurements Q1. After reading the physics book, Anamika recalled and noted down the expression for the
Centripetal Force Review. 1. The graph given shows the weight of three objects on planet X as a function of their mass.
Name: ate: 1. The graph given shows the weight of three objects on planet X as a function of their mass. 3. If the circular track were to suddenly become frictionless at the instant shown in the diagram,
FORCE & MOTION Instructional Module 6
FORCE & MOTION Instructional Module 6 Dr. Alok K. Verma Lean Institute - ODU 1 Description of Module Study of different types of forces like Friction force, Weight force, Tension force and Gravity. This
Unit 4 Statics. Static Equilibrium Translational Forces Torque
Unit 4 Statics Static Equilibrium Translational Forces Torque 1 Dynamics vs Statics Dynamics: is the study of forces and motion. We study why objects move. Statics: is the study of forces and NO motion.
Chapter 3: Force, Work and Energy
Chapter 3: Force and Force Equilibrium Chapter 3: Force, Work and Energy Chapter 3: Force, Work and Energy 3.1 Mass and Weight 3.2 Newton's Law of Gravitation 3.3 Force and Newton's 3 Laws of Motion 3.4
Physics I (Navitas) FINAL EXAM Fall 2015
95.141 Physics I (Navitas) FINAL EXAM Fall 2015 Name, Last Name First Name Student Identification Number: Write your name at the top of each page in the space provided. Answer all questions, beginning
5. Use the graph below to determine the displacement of the object at the end of the first seven seconds.
Name: Hour: 1. The slope of the tangent on a position-time graph equals the: Sem 1 Exam Review Advanced Physics 2015-2016 2. The area under the curve on a velocity-time graph equals the: 3. The graph below
Physics-MC Page 1 of 29 Inertia, Force and Motion 1.
Physics-MC 2006-7 Page 1 of 29 Inertia, Force and Motion 1. 3. 2. Three blocks of equal mass are placed on a smooth horizontal surface as shown in the figure above. A constant force F is applied to block
The Laws of Motion. Newton s first law Force Mass Newton s second law Gravitational Force Newton s third law Examples
The Laws of Motion Newton s first law Force Mass Newton s second law Gravitational Force Newton s third law Examples Gravitational Force Gravitational force is a vector Expressed by Newton s Law of Universal
2. What is the force weight of a 45 kg desk? 3. Give a scenario example for each of Newton s Laws.
Catalyst 1.What is the unit for force? Newton (N) 2. What is the force weight of a 45 kg desk? 3. Give a scenario example for each of Newton s Laws. HANDS UP!! 441 N 4. What is net force? Give an example.
Preparing for Six Flags Physics Concepts
Preparing for Six Flags Physics Concepts uniform means constant, unchanging At a uniform speed, the distance traveled is given by Distance = speed x time At uniform velocity, the displacement is given
Page 1. Name:
Name: 3834-1 - Page 1 1) If a woman runs 100 meters north and then 70 meters south, her total displacement is A) 170 m south B) 170 m north C) 30 m south D) 30 m north 2) The graph below represents the
Chapter 4 Dynamics: Newton s Laws of Motion
Chapter 4 Dynamics: Newton s Laws of Motion 4-1 Force A force is a push or pull. An object at rest needs a force to get it moving; a moving object needs a force to change its velocity. The magnitude of
Final Exam Review Topics/Problems
Final Exam Review Topics/Problems Units/Sig Figs Look at conversions Review sig figs Motion and Forces Newton s Laws X(t), v(t), a(t) graphs: look at F, displacement, accel, average velocity Boat problems/vector
OPEN ONLY WHEN INSTRUCTED
OPEN ONLY WHEN INSTRUCTED Name: Hr: AP Physics C Mechanics Final Semester Examination Instructions: Write your name on the exam as well as scantron before you begin This exam consists of Section 1) Multiple
JSTSE : PREVIOUS YEARS
JSTSE : PREVIOUS YEARS (PHYSICS : 2015) 51. Two objects are made to fall freely from heights h 1 and h 2. The ratio of time taken bhy them to reach ground is (Neglect air friction) 1 (b) h 1 / h 2 h 1
University Physics (Prof. David Flory) Chapt_06 Saturday, October 06, 2007 Page 1
University Physics (Prof. David Flory) Chapt_06 Saturday, October 06, 2007 Page 1 Name: Date: 1. A crate resting on a rough horizontal floor is to be moved horizontally. The coefficient of static friction
Practice Final C. 1. The diagram below shows a worker using a rope to pull a cart.
1. The diagram below shows a worker using a rope to pull a cart. 6. The graph below represents the relationship between gravitational force and mass for objects near the surface of Earth. The worker s
2016 ENGINEERING MECHANICS
Set No 1 I B. Tech I Semester Regular Examinations, Dec 2016 ENGINEERING MECHANICS (Com. to AE, AME, BOT, CHEM, CE, EEE, ME, MTE, MM, PCE, PE) Time: 3 hours Max. Marks: 70 Question Paper Consists of Part-A
Sample Physics Placement Exam
Sample Physics 130-1 Placement Exam A. Multiple Choice Questions: 1. A cable is used to take construction equipment from the ground to the top of a tall building. During the trip up, when (if ever) is
3. How long must a 100 N net force act to produce a change in momentum of 200 kg m/s? (A) 0.25 s (B) 0.50 s (C) 1.0 s (D) 2.0 s (E) 4.
AP Physics Multiple Choice Practice Momentum and Impulse 1. A car of mass m, traveling at speed v, stops in time t when maximum braking force is applied. Assuming the braking force is independent of mass,
Force Test Review. 1. Give two ways to increase acceleration. You can increase acceleration by decreasing mass or increasing force.
Force Test Review 1. Give two ways to increase acceleration. You can increase acceleration by decreasing mass or increasing force. 2. Define weight. The force of gravity on an object at the surface of
2. If a net horizontal force of 175 N is applied to a bike whose mass is 43 kg what acceleration is produced?
Chapter Problems Newton s 2nd Law: Class Work 1. A 0.40 kg toy car moves at constant acceleration of 2.3 m/s 2. Determine the net applied force that is responsible for that acceleration. 2. If a net horizontal
66 Chapter 6: FORCE AND MOTION II
Chapter 6: FORCE AND MOTION II 1 A brick slides on a horizontal surface Which of the following will increase the magnitude of the frictional force on it? A Putting a second brick on top B Decreasing the
Newton s 3 Laws of Motion
Newton s 3 Laws of Motion 1. If F = 0 No change in motion 2. = ma Change in motion Fnet 3. F = F 1 on 2 2 on 1 Newton s First Law (Law of Inertia) An object will remain at rest or in a constant state of
1982B1. The first meters of a 100-meter dash are covered in 2 seconds by a sprinter who starts from rest and accelerates with a constant
1982B1. The first meters of a 100-meter dash are covered in 2 seconds by a sprinter who starts from rest and accelerates with a constant acceleration. The remaining 90 meters are run with the same velocity
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Diagram 1 A) B - A. B) A - B. C) A + B. D) A B.
Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) In the diagram shown, the unknown vector is 1) Diagram 1 A) B - A. B) A - B. C) A + B.
Physics12 Exam Review Questions
Physics12 Exam Review Questions 1) You are making a circular turn in your car on a horizontal road when you hit a big patch of ice, causing the force of friction between the tires and the road to become
All questions are of equal value. No marks are subtracted for wrong answers.
(1:30 PM 4:30 PM) Page 1 of 6 All questions are of equal value. No marks are subtracted for wrong answers. Record all answers on the computer score sheet provided. USE PENCIL ONLY! Black pen will look
Unit 2: Vector Dynamics
Multiple Choice Portion Unit 2: Vector Dynamics 1. Which one of the following best describes the motion of a projectile close to the surface of the Earth? (Assume no friction) Vertical Acceleration Horizontal
This Week. 7/29/2010 Physics 214 Fall
This Week Momentum Is momentum in basketball physics? Rockets and guns How do spaceships work? Collisions of objects They get impulses! Practical Propulsion 7/29/2010 Physics 214 Fall 2010 1 Momentum What
Energy and Momentum Review Problems
Energy and Momentum Review Problems NAME 1. In which one of the following situations is zero net work done? A) A ball rolls down an inclined plane. B) A physics student stretches a spring. C) A projectile
PHYSICS 025 FINAL EXAMINATION Friday, 2003 April 11
Print Name: Student No. A 1-10 A 11-20 A 21-30 B1 B2 B3 B4 C1 C2 C3 Total PHYSICS 025 FINAL EXAMINATION Friday, 2003 April 11 Time: 7:00 10:00 PM 1. This is a closed book test. You may use only a calculator,
St. Joseph s Anglo-Chinese School
Time allowed:.5 hours Take g = 0 ms - if necessary. St. Joseph s Anglo-Chinese School 008 009 First Term Examination Form 6 ASL Physics Section A (40%) Answer ALL questions in this section. Write your
Physics 1653 Chapter 6,7,8,13 Review Exam 2
Physics 1653 Chapter 6,7,8,13 Review Exam 2 CHAPTER 6 2. A rock is dropped from a high tower and falls freely under the influence of gravity. Which one of the following statements is true concerning the
VALLIAMMAI ENGINEERING COLLEGE SRM NAGAR, KATTANKULATHUR DEPARTMENT OF MECHANICAL ENGINEERING
VALLIAMMAI ENGINEERING COLLEGE SRM NAGAR, KATTANKULATHUR 603203 DEPARTMENT OF MECHANICAL ENGINEERING BRANCH: MECHANICAL YEAR / SEMESTER: I / II UNIT 1 PART- A 1. State Newton's three laws of motion? 2.
UNIQUE SCIENCE ACADEMY General Certificate of Education Ordinary Level
UNIQUE SIENE EMY General ertificate of Education Ordinary Level PHYSIS 995054/01 Paper 1 Multiple hoice ugust 2010 lass 2 1 91 hour dditional Materials: Multiple hoice nswer Sheet Soft clean eraser Soft
PHYS 101 Previous Exam Problems. Kinetic Energy and
PHYS 101 Previous Exam Problems CHAPTER 7 Kinetic Energy and Work Kinetic energy Work Work-energy theorem Gravitational work Work of spring forces Power 1. A single force acts on a 5.0-kg object in such
Forces. Isaac Newton stated 3 laws that deal with forces and describe motion. Backbone of Physics
FORCES Forces Isaac Newton stated 3 laws that deal with forces and describe motion. Backbone of Physics Inertia Tendency of an object to remain in the same state of motion. Resists a change in motion.
3. The diagram shows two bowling balls, A and B, each having a mass of 7.00 kilograms, placed 2.00 meters apart.
1. Which statement describes the gravitational force and the electrostatic force between two charged particles? A) The gravitational force may be either attractive or repulsive, whereas the electrostatic
1. (P2.1A) The picture below shows a ball rolling along a table at 1 second time intervals. What is the object s average velocity after 6 seconds?
PHYSICS FINAL EXAM REVIEW FIRST SEMESTER (01/2017) UNIT 1 Motion P2.1 A Calculate the average speed of an object using the change of position and elapsed time. P2.1B Represent the velocities for linear
Appendix- B POST-TEST QUESTION PAPER BASED ON PROGRAMMED INSTRUCTION (LINEAR PROGRAMME) OF IX STANDARD PHYSICAL SCIENCE
Appendix- B POST-TEST QUESTION PAPER BASED ON PROGRAMMED INSTRUCTION (LINEAR PROGRAMME) OF IX STANDARD PHYSICAL SCIENCE 1. To change a state of rest or to stop the motion of a body we apply a) direction
Top 40 Missed Regents Physics Questions Review
Top 40 Missed Regents Physics Questions - 2015 Review 1. Earth s mass is approximately 81 times the mass of the Moon. If Earth exerts a gravitational force of magnitude F on the Moon, the magnitude of
ICSE Board Class IX Physics Paper 3
ICSE Board Class IX Physics Paper 3 Time: 2 hrs Total Marks: 80 General Instructions: 1. Answers to this paper must be written on the paper provided separately. 2. You will not be allowed to write during
Unit 2 Forces. Fundamental Forces
Lesson14.notebook July 10, 2013 Unit 2 Forces Fundamental Forces Today's goal: I can identify/name applied forces and draw appropriate free body diagrams (FBD's). There are 4 fundamental forces Gravity
Isaac Newton ( ) 1687 Published Principia Invented Calculus 3 Laws of Motion Universal Law of Gravity
Isaac Newton (1642-1727) 1687 Published Principia Invented Calculus 3 Laws of Motion Universal Law of Gravity Newton s First Law (Law of Inertia) An object will remain at rest or in a constant state of
General Physical Science
General Physical Science Chapter 3 Force and Motion Force and Net Force Quantity capable of producing a change in motion (acceleration). Key word = capable Tug of War Balanced forces Unbalanced forces
CHAPTER 2. FORCE and Motion. CHAPTER s Objectives
19 CHAPTER 2 FORCE and Motion CHAPTER s Objectives To define a force To understand the relation between force and motion In chapter 1, we understood that the Greek philosopher Aristotle was the first who
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Common Quiz Mistakes / Practice for Final Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) A ball is thrown directly upward and experiences
PHYS 1114, Lecture 10, February 8 Contents:
PHYS 1114, Lecture 10, February 8 Contents: 1 Example of projectile motion: Man shooting a gun firing a bullet horizontally. 2 Example of projectile motion: Man shooting an arrow at a monkey in a tree.
Dynamics Examples. Robin Hughes and Anson Cheung. 28 th June, 2010
Dynamics Examples Robin Hughes and Anson Cheung 28 th June, 2010 1 Newton s Laws Figure 1: 3 connected blocks Figure 2: Masses on a trolley 1. Two blocks of mass m 1 = 1kg and m 2 = 2kg on a frictionless
Theme 2 - PHYSICS UNIT 2 Forces and Moments. A force is a push or a pull. This means that whenever we push or pull something, we are doing a force.
Forces A force is a push or a pull. This means that whenever we push or pull something, we are doing a force. Forces are measured in Newtons (N) after the great physicist Sir Isaac Newton. The instrument
KINGS COLLEGE OF ENGINEERING ENGINEERING MECHANICS QUESTION BANK UNIT I - PART-A
KINGS COLLEGE OF ENGINEERING ENGINEERING MECHANICS QUESTION BANK Sub. Code: CE1151 Sub. Name: Engg. Mechanics UNIT I - PART-A Sem / Year II / I 1.Distinguish the following system of forces with a suitable
16. A ball is thrown straight up with an initial speed of 30 m/s. What is its speed after 4.2 s? a. 11 m/s b. 30 m/s c. 42 m/s d.
Page 1 1. If you are driving 90 km/h along a straight road and you look to the side for 3.0 s, how far do you travel during this inattentive period? a. 30 m b. 25 m c. 50 m d. 75 m 2. A polar bear starts
ICSE Board Class IX Physics Paper 5
ICSE Board Class IX Physics Paper 5 Time: 2 hrs Total Marks: 80 General Instructions: 1. Answers to this paper must be written on the paper provided separately. 2. You will not be allowed to write during
UNIVERSITY OF SASKATCHEWAN Department of Physics and Engineering Physics
UNIVERSITY OF SASKATCHEWAN Department of Physics and Engineering Physics Physics 111.6 MIDTERM TEST #2 November 16, 2000 Time: 90 minutes NAME: STUDENT NO.: (Last) Please Print (Given) LECTURE SECTION
3) 4) Which car has the greatest acceleration during the time interval 10. seconds to 15 seconds? 1) A 2) B 3) C 4) D
1. A cart travels with a constant nonzero acceleration along a straight line. Which graph best represents the relationship between the distance the cart travels and time of travel? 1) 2) 3) 4) 2. On a
Final Exam Name: Box# Physics
Final Exam Name: Box# Physics 160-01 1) A certain airplane has a speed of 400.0 km/h and is diving at an angle of 30.0 below the horizontal when a radar decoy is released. The plane is 800 m high when
BEFORE YOU READ. Forces and Motion Gravity and Motion STUDY TIP. After you read this section, you should be able to answer these questions:
CHAPTER 2 1 SECTION Forces and Motion Gravity and Motion BEFORE YOU READ After you read this section, you should be able to answer these questions: How does gravity affect objects? How does air resistance