This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part I > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 13 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Starting from rest, a vehicle accelerates on a straight level road at the rate of 4.0 m/s2 for 5.0 s. What is the total distance the vehicle travels during this time interval? A) 40 m. B) 25 m. C) 20 m. D) 10 m. E) 50 m. Show Answer Correct Answer: E) 50 m. 2. If the net force is equal to zero, the forces acting on the object are A) Balanced. B) Unbalanced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Balanced. 3. What is the unit for both distance and displacement? A) Second. B) Newton. C) Meter. D) Kilogram. Show Answer Correct Answer: C) Meter. 4. An object falls straight down on Mars-what is it's initial velocity? A) 0 m/s. B) 3.8 m/s/s. C) -9.8 m/s/s. D) -3.8 m/s/s. Show Answer Correct Answer: A) 0 m/s. 5. A force of 50-N is applied to a 4 kilogram mass. The acceleration of the object is: A) 54 m/s$^{2}$. B) 46 m/s$^{2}$. C) 12.5 m/s$^{2}$. D) 200 m/s$^{2}$. Show Answer Correct Answer: C) 12.5 m/s$^{2}$. 6. What is the nature of the slope of the displacement-time graph in non-uniform motion? A) Decreasing. B) Positive. C) Increasing. D) Negative. Show Answer Correct Answer: D) Negative. 7. One object is dropped and another is fired horizontally from the same height and at the same time. Which object hits the ground first? A) The dropped object. B) The fired object. C) Both hit at the same time. D) Depends of the initial height. Show Answer Correct Answer: C) Both hit at the same time. 8. When the velocity of an object does not change, what happens to its acceleration? A) Nothing, it does not accelerate. B) It is constant acceleration. C) It is changing acceleration. D) Need more information to determine. Show Answer Correct Answer: A) Nothing, it does not accelerate. 9. The equation for finding average acceleration for straight-line motion is A) (V$_{f}$-V$_{i}$) / Time. B) V$_{i}$+V$_{f}$+time. C) (V$_{i}$-V$_{f}$) x Time. D) V$_{i}$+$_{}$V$_{f}$-time. Show Answer Correct Answer: A) (V$_{f}$-V$_{i}$) / Time. 10. What is the main purpose of the kinematic equations? A) To determine chemical reactions. B) To calculate force. C) To measure temperature. D) To describe motion. Show Answer Correct Answer: D) To describe motion. 11. For any given motion, the distance is ..... A) The direction which an object moves. B) The scalar of the object's velocity. C) The amount of ground which is covered by the moving object. D) How far out of place which the object finishes relative to the starting location. Show Answer Correct Answer: C) The amount of ground which is covered by the moving object. 12. A positive acceleration means that your object is A) At rest. B) Moving. C) Speeding up. D) Slowing down. Show Answer Correct Answer: C) Speeding up. 13. What is the magnitude of a vector? A) The displacement of the vector. B) The numerical value or size of the vector. C) The direction of the vector. D) The distance covered by the vector. Show Answer Correct Answer: B) The numerical value or size of the vector. 14. What is the SI unit of displacement? A) Meter per second. B) Second. C) Meter. D) Meter per second squared. Show Answer Correct Answer: C) Meter. 15. A car traveling at an initial speed v decelerates uniformly to a stop in a time t and a distance d. The stopping time is A) Inversely proportional to the initial speed v. B) Directly proportional to the square of the speed v. C) Directly proportional to the initial speed v. D) Inversely proportional to the square of the initial speed v. Show Answer Correct Answer: C) Directly proportional to the initial speed v. 16. What are the four main conditions that describe movement in physics? A) Temperature, Pressure, Volume, Density. B) Time, Position, Velocity, Acceleration. C) Time, Speed, Distance, Force. D) Mass, Energy, Power, Momentum. Show Answer Correct Answer: B) Time, Position, Velocity, Acceleration. 17. Mack was skating to the park. He went 1.5 mi north, west for 0.75 mi, south 3 mi, and east 1.25 mi. What is Mack's total displacement? A) 1.58 mi NW. B) 1.75 SW. C) 2.5 mi NE. D) 1.58 SE. Show Answer Correct Answer: D) 1.58 SE. 18. Complete the following statement:When a net torque is applied to a rigid object, it always produces a A) Constant acceleration. B) Constant angular velocity. C) Change in angular velocity. D) Constant angular momentum. E) Rotational equilibrium. Show Answer Correct Answer: C) Change in angular velocity. 19. An object falls on Mars, where the acceleration due to gravity is around-4 m/s/s. What is the object's velocity 12 seconds later? A) 48 m/s. B) 3 m/s. C) -3 m/s. D) -48 m/s. Show Answer Correct Answer: D) -48 m/s. 20. A projectile has a trajectory of 55 degrees and a projectile velocity of 13 m/s. What would the vertical velocity be of the projectile? A) 8.50 m/s. B) 9.15 m/s. C) 12.30 m/s. D) 10.64 m/s. Show Answer Correct Answer: D) 10.64 m/s. 21. Is this a scalar quantity or a vector quantity?A deer running 15 meters per second due west A) Scalar. B) Vector. C) All the above. D) None of the above. Show Answer Correct Answer: B) Vector. 22. Two objects, X and Y, accelerate from rest with the same constant acceleration. Object X accelerates for twice the time as object Y. Which of the following is true of these objects at the end of their respective periods of acceleration? A) Object X is moving four times faster than object Y. B) Object X has traveled twice as far as object Y. C) Object X has traveled four times as far as object Y. D) Object X has traveled the same distance as object Y. Show Answer Correct Answer: C) Object X has traveled four times as far as object Y. 23. Gravity affects vertical motion A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 24. What quantity is described by magnitude and direction A) Scalar. B) Motion. C) Vector. D) Size. Show Answer Correct Answer: C) Vector. 25. A hockey puck slides on ice at constant velocity. What is the net force acting on the puck? A) Equal to its weight. B) More than its weight. C) Zero. D) Less than its weight but more than zero. Show Answer Correct Answer: C) Zero. 26. A wheel with a radius of $0.3\, \text{m}$ $6\, \text{rad/s}$ A) $10.8\, \text{m/s}^2$. B) $1.8\, \text{m/s}^2$. C) $3.6\, \text{m/s}^2$. D) $7.2\, \text{m/s}^2$. Show Answer Correct Answer: A) $10.8\, \text{m/s}^2$. 27. An object falls on Mars, where the acceleration due to gravity is around-4 m/s/s. What is the average velocity after 12 seconds? A) -48m/s. B) 48 m/s. C) -24 m/s. D) 24 m/s. Show Answer Correct Answer: C) -24 m/s. 28. A stone is dropped from a height of 100 meters. How long does it take to reach the ground? A) 2 seconds. B) 10 seconds. C) 5 seconds. D) 1 second. Show Answer Correct Answer: A) 2 seconds. 29. What are the SI units for speed? A) Km/s. B) Mi/h. C) M/s. D) Km/h. Show Answer Correct Answer: C) M/s. 30. If air resistance is not negligible our horizontal acceleration will be 0 m/s$^{2}$. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 31. A car traveled 140 km in 2.5 hours. What was its average speed in km per hour? A) 350 Km/hr. B) 140 Km/hr. C) 0.016 Km/hr. D) 56 Km/hr. Show Answer Correct Answer: D) 56 Km/hr. 32. A ball is thrown downward from the top of a roof with a speed of 25 m/s. After 2 s, its velocity will be:(Choose upward as positive) A) -5.4 m/s. B) -44.6 m/s. C) 44.6 m/s. D) 19.6 m/s. Show Answer Correct Answer: B) -44.6 m/s. 33. A police officer finds 60 m of skid marks at the scene of a car crash. Assuming a uniform deceleration of 7.5 m/s2 to a stop, what was the velocity of the car when it started skidding? A) 45 m/s. B) 30 m/s. C) 90 m/s. D) 20 m/s. E) 60 m/s. Show Answer Correct Answer: B) 30 m/s. 34. A rotating object has an angular displacement of $\pi/2\, \text{radians}$ $2\, \text{s}$ A) $\pi\, \text{rad/s}$. B) $\pi/4\, \text{rad/s}$. C) $\pi/2\, \text{rad/s}$. D) $2\pi\, \text{rad/s}$. Show Answer Correct Answer: B) $\pi/4\, \text{rad/s}$. 35. Which of the following is impossible on a position vs. time graph? A) A vertical line. B) A cubic function. C) A horizontal line. D) A parabola. Show Answer Correct Answer: A) A vertical line. 36. If a ball thrown straight up into the air takes 4 seconds to reach the top (peak), how long will it take to travel from the peak back to the original position? A) 0s. B) 4s. C) 1s. D) 3s. Show Answer Correct Answer: B) 4s. 37. A 0.12-m-radius grinding wheel takes 5.5 s to speed up from 2.0 rad/s to 11.0 rad/s. What is the wheel's average angular acceleration? A) 4.8 rad/s$^{2}$. B) 3.1 rad/s$^{2}$. C) 1.6 rad/s$^{2}$. D) 9.6 rad/s$^{2}$. Show Answer Correct Answer: C) 1.6 rad/s$^{2}$. 38. A soccer player carries the ball for a distance of 40.0 m in the direction 42.0$^\circ$ west of south. Find the westward component of the ball's displacement. A) 26.8 m. B) 29.7 m. C) 36.0 m. D) 32.2 m. Show Answer Correct Answer: A) 26.8 m. 39. Speed and velocity are the same exact thing A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 40. A toy car is initially at rest and travels a straight-line distance of 16 meters in T seconds. Starting at time t = 0, the car has a uniform acceleration of 2 m/s$^{2}$ until it reaches a speed of 4 m/s. The car then continues with this velocity time t = T.What is the value of T? A) 4 s. B) 5 s. C) 12 s. D) 8 s. Show Answer Correct Answer: B) 5 s. 41. Speed in a given direction is the definition of ..... A) Acceleration. B) Velocity. C) Direction. D) Speed. Show Answer Correct Answer: B) Velocity. 42. A rocket of mass m begins to ascend vertically at v m/s. The work that gravity does on the rocket is: A) Undefined. B) Zero. C) Positive. D) Negative. Show Answer Correct Answer: D) Negative. 43. Which of the following describes how fast you are spinning or rotating about an axis? A) Angular speed. B) Linear acceleration. C) Angular displacement. D) Linear speed. Show Answer Correct Answer: A) Angular speed. 44. What is true about projectile motion A) Horizontal and vertical speeds are the same. B) Horizontal and vertical speeds depend on each other. C) Horizontal and vertical speeds are independent of each other. D) None of the above. Show Answer Correct Answer: C) Horizontal and vertical speeds are independent of each other. 45. If a volleyball had an initial x-velocity of 12 m/s and a final y-velocity of 11.5 m/s then what was the angle of impact of the volleyball? A) 16 degrees. B) 55 degrees. C) 31 degrees. D) 44 degrees. Show Answer Correct Answer: D) 44 degrees. 46. A toy car drives right off of a table. The car hits the ground in 0.75 seconds and lands 3.5 m away from the table. What was the initial velocity of the car?Solve the problem. A) 4.67 m/s. B) 2.63 m/s. C) 6.09 m/s. D) 0.21 m/s. E) 3.91 m/s. Show Answer Correct Answer: A) 4.67 m/s. 47. Which of the following would NOT be considered a projectile? A) A cannonball shot through the air. B) A cannonball rolling down a slope. C) A cannonball thrown off a castle tower. D) A cannonball rolling of the edge of a table. Show Answer Correct Answer: B) A cannonball rolling down a slope. 48. A stone is dropped from the top of the tower and reaches the ground in 3sec. then the height of the tower is A) 44.1 m. B) 18.6 m. C) 39.2 m. D) 51.8 m. Show Answer Correct Answer: A) 44.1 m. 49. Which of the following is NOT a unit of rotational speed? A) Revolutions per minute. B) Meters per second. C) Revolutions per second. D) Rotations per second. Show Answer Correct Answer: B) Meters per second. 50. Which situation describes an object at rest? A) Its position is changing but its speed is zero. B) Its velocity is zero and position does not change with time relative to the reference frame. C) It moves at constant speed but turns left. D) Its acceleration is zero but velocity is nonzero. Show Answer Correct Answer: B) Its velocity is zero and position does not change with time relative to the reference frame. 51. When two balls collide, the momentum of theballs after the collision is explained by ..... A) Newton's third law of motion. B) The law of conservation of momentum. C) Newton's second law of motion. D) Newton's first law of motion. Show Answer Correct Answer: B) The law of conservation of momentum. 52. An object is moving in a circle with constant speed. Which of the following is/are true?I. The object has constant velocityII. The object has nonzero accelerationIII. After one revolution, the magnitude of the displacement is a positive value. A) I only. B) II only. C) III only. D) I and II only. E) II and III only. Show Answer Correct Answer: B) II only. 53. Distance is the amount of ground you cover where as displacement is the amount your position has changed and in what direction. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 54. Consider a ball thrown up from the surface of the earth into the air at an angle of 30$^\circ$ above the horizontal. Air friction is negligible. Just after the ball is released, its acceleration is: A) 0 m/s$^{2}$. B) Upwards at 9.8 m/s$^{2}$. C) Downwards at 9.8 m/s$^{2}$. D) Upwards at 4.9 m/s$^{2}$. E) None of these. Show Answer Correct Answer: C) Downwards at 9.8 m/s$^{2}$. 55. As you walk you make a right turn. Do you have acceleration? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 56. You are tracking Victor's velocity to find his acceleration. Victor's initial velocity is 3 m/s West and 5 seconds later his velocity is 12 m/s West. What is his acceleration? A) 1.8 m/s/s West. B) 5.4 m/s/s West. C) 9 m/s/s West. D) 2.3 m/s/s West. Show Answer Correct Answer: A) 1.8 m/s/s West. 57. An elevator traveled 15 floors (150 ft) at a speed of 4.5 m/s. What additional information is needed to determine the velocity of the elevator? A) The direction the elevator traveled. B) How long the elevator was stationary. C) How many times the elevator stopped. D) The total distance the elevator traveled. Show Answer Correct Answer: A) The direction the elevator traveled. 58. Starting from rest, object 1 falls freely for 4.0 seconds, and object 2 falls freely for 8.0 seconds. Compared to object 1, object 2 falls: A) Four times as far. B) Three times as far. C) Half as far. D) Twice as far. Show Answer Correct Answer: A) Four times as far. 59. When an object starts from rest, what is its original velocity? A) 0. B) Depends on the problem. C) Always negative. D) Always positive. Show Answer Correct Answer: A) 0. 60. Jose wandered 4 km at 2 km/hr. How long did Jose wander? A) 2 hours. B) 8 hours. C) 0.5 hours. D) 2 km. Show Answer Correct Answer: A) 2 hours. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Physics (Part I) Chapter 2 Kinematics Quiz 1Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 2Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 3Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 4Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 5Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 6Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 7Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books