This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part I > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many radians are there in one complete rotation? A) $\pi$. B) $1$. C) $2$. D) $2\pi$. Show Answer Correct Answer: D) $2\pi$. 2. What are the units for acceleration? A) M. B) M/s$^{2}$. C) S/m. D) M/s. Show Answer Correct Answer: B) M/s$^{2}$. 3. You are walking and start to slow down. Do you have acceleration? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 4. A solid cylinder rotates with constant angular acceleration about a fixed axis. The cylinder's moment of inertia (I) about the axis is 5.0 kg-m$^{2}$ . At time t = 0 s, the cylinder is at rest. At time, t = 2.0 s, its angular velocity is 1.0 rad/s. Q; What is the angular acceleration of the cylinder between t = 0 s and t = 2 s? A) 0.5 rad/s$^{2}$. B) 4.0 rad/s$^{2}$. C) 1.0 rad/s$^{2}$. D) 2.0 rad/s$^{2}$. Show Answer Correct Answer: A) 0.5 rad/s$^{2}$. 5. Two identical balls are dropped from a tall building, one a few seconds after the other. Air resistance is not negligible. As the balls fall, the distance between the balls will A) Remain constant. B) Increase. C) Decrease. D) Increase then remain constant. Show Answer Correct Answer: D) Increase then remain constant. 6. Meters is the unit for which physics concept? A) Distance. B) Time. C) Acceleration. D) Initial velocity. E) Final velocity. Show Answer Correct Answer: A) Distance. 7. Displacement refers to A) Total ground covered along any path. B) Straight-line change in position from initial to final, including direction. C) Product of mass and velocity. D) Rate at which distance changes. Show Answer Correct Answer: B) Straight-line change in position from initial to final, including direction. 8. Ray runs 30 feet north, 30 feet west, and then 30 feet south. What is the displacement? A) 90 feet. B) 30 feet west. C) 30 feet south. D) 0 feet. Show Answer Correct Answer: B) 30 feet west. 9. Which of the following is always true? A) F$_{net}$ = m/a. B) F$_{net}$ = m-a. C) F$_{net}$ = ma. D) F$_{net}$ = m + a. Show Answer Correct Answer: C) F$_{net}$ = ma. 10. An object is thrown upwards on Earth with an initial velocity of 30 m/s. The acceleration due to gravity on Earth is around-10 m/s. What is the velocity of the object after 2 seconds? A) 300 m/s. B) 3 m/s. C) 10 m/s. D) -300 m/s. Show Answer Correct Answer: C) 10 m/s. 11. For every action, the reaction is A) Greater than the mass of the object. B) Equal and opposite. C) Equal and constant. D) Less than the force of gravity. Show Answer Correct Answer: B) Equal and opposite. 12. A pair of vernier calipers is not the best tool to use to measure ..... A) Thickness of an atom. B) The internal diameter of a beaker. C) The depth of a jar. D) External diameter of a beaker. Show Answer Correct Answer: A) Thickness of an atom. 13. What is the study of motion called? A) Thermodynamics. B) Electromagnetism. C) Dynamics. D) Kinematics. Show Answer Correct Answer: D) Kinematics. 14. If a body dropped freely from a height of 20m, then the velocity of the body as reaching to the ground is ( g=10m / s$^{2}$) A) 50m / s. B) 100m / s. C) 150m / s. D) 20m / s. Show Answer Correct Answer: D) 20m / s. 15. I start to accelerate my car. This means that I am speeding up. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 16. A 100kg and 10kg objects are dropped from the same height . then the ratio of acceleration of fall of two bodies is A) 1:1. B) 1:100. C) 100:1. D) Zero. Show Answer Correct Answer: A) 1:1. 17. Explain the concept of terminal velocity in physics. A) Terminal velocity is the initial speed of an object. B) Terminal velocity is the acceleration of an object over time. C) Terminal velocity is the maximum speed an object can reach in motion. D) Terminal velocity is the speed of an object at rest. Show Answer Correct Answer: C) Terminal velocity is the maximum speed an object can reach in motion. 18. When a satellite extends its solar panels away from the axis of rotation its angular velocity ..... and angular momentum ..... because the rotational inertia ..... A) Decreases, stays the same, increases. B) Stays the same, decreases, stays the same. C) Increases, stays the same, decreases. D) Decreases, decreases, increases. Show Answer Correct Answer: A) Decreases, stays the same, increases. 19. Objects with greater ..... also have greater inertia. A) Speed. B) Mass. C) Temperature. D) Friction. Show Answer Correct Answer: B) Mass. 20. Write in scientific notation. 0.000024 A) 2.4 x 10$^{-5}$. B) 2.4 x 10$^{4}$. C) 2.4 x 10$^{5}$. D) 2.4 x 10$^{-4}$. Show Answer Correct Answer: A) 2.4 x 10$^{-5}$. 21. If a ball is thrown vertically upwards with an initial velocity of $20 \, m/s$ $2\, s$ $-9.8 \, m/s^2$ A) $0 \, m/s$. B) $0.4 \, m/s$. C) $0.2 \, m/s$. D) $0.6 \, m/s$. Show Answer Correct Answer: A) $0 \, m/s$. 22. A car is traveling to the right with a speed of 29m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34m/s. We want to find the acceleration of the car as it sped up. What equation should you choose? A) D=1/2(v+v$_{i}$)t. B) V=v$_{i}$+at. C) D=v$_{i}$t+1/2at$^{2}$. D) V$^{2}$=v$_{i}$$^{2}$+2ad. Show Answer Correct Answer: D) V$^{2}$=v$_{i}$$^{2}$+2ad. 23. Divide 8.953 g by 4.52mL A) 1.981 g/mL. B) 2 g/mL. C) 1.98 g/mL. D) 2.0 g/mL. Show Answer Correct Answer: C) 1.98 g/mL. 24. A student drops a table-tennis ball in air.What happens to the velocity and to the acceleration of the ball during the first few seconds after release? A) Velocity:Decreases Acceleration:Decreases. B) Velocity:Increases Acceleration:Increases. C) Velocity:Decreases Acceleration:Increases. D) Velocity:Increases Acceleration:Decreases. Show Answer Correct Answer: D) Velocity:Increases Acceleration:Decreases. 25. Which of the following statements applies to the motion of a ball rising and then falling in free fall?I. The ball has constant acceleration as it moves upward.II. The ball has constant acceleration at the top of its path.III. The ball has constant acceleration as it moves downward. A) I only. B) III only. C) I and III. D) I, II, and III. Show Answer Correct Answer: D) I, II, and III. 26. What is the quantity that represents the rate of change in displacement with respect to time? A) Acceleration. B) Distance. C) Velocity. D) Displacement. Show Answer Correct Answer: C) Velocity. 27. What is the nature of the slope of the acceleration-time graph in uniformly accelerated motion? A) Decreasing. B) Increasing. C) Positive. D) Negative. Show Answer Correct Answer: A) Decreasing. 28. Given a velocity vs. time graph, the area under the graph is equal to the object's ..... A) Area. B) Velocity. C) Displacement. D) Acceleration. Show Answer Correct Answer: C) Displacement. 29. A ball attached to a string and rotates in a circle. If it takes 1.00 s to complete one revolution, what is the angular velocity of the ball? A) 9.42 rad/s. B) 3.14 rad/s. C) 12.6 rad/s. D) 6.28 rad/s. Show Answer Correct Answer: D) 6.28 rad/s. 30. When something has speed in a certain direction it is called ..... A) Position. B) Motion. C) Velocity. D) Speed. Show Answer Correct Answer: C) Velocity. 31. Meters per second squared is the unit for which physics concept? A) Distance. B) Acceleration. C) Final velocity. D) Time. Show Answer Correct Answer: B) Acceleration. 32. How do you get the maximum torque? A) Longer lever arm and less force at an acute angle. B) Shorter lever arm and less force perpendicularly. C) Shorter lever arm and more force perpendicularly. D) Longer lever arm and more force perpendicularly. Show Answer Correct Answer: D) Longer lever arm and more force perpendicularly. 33. A car in a drag race started from rest and accelerated constantly to a velocity of 50 m/s when it reached the end of a 500-m road. What was the car's rate of acceleration? A) 0.5 m/s$^{2}$. B) 5.0 m/s$^{2}$. C) -5.0 m/s$^{2}$. D) -2.5 m/s$^{2}$. E) 2.5 m/s$^{2}$. Show Answer Correct Answer: E) 2.5 m/s$^{2}$. 34. A ball is thrown upward with an initial velocity of 20 m/s. How long will the ball take to reach its maximum height? A) 2.04 s. B) 6.3 s. C) 9.8 s. D) 19.6 s. Show Answer Correct Answer: A) 2.04 s. 35. The average of all instantaneous speeds A) Average Speed. B) Instantaneous Speed. C) Velocity. D) Speed. Show Answer Correct Answer: A) Average Speed. 36. A wheel is spinning at $10\, \text{rad/s}$ $5\, \text{s}$ A) $1\, \text{rad/s}^2$. B) $-1\, \text{rad/s}^2$. C) $2\, \text{rad/s}^2$. D) $-2\, \text{rad/s}^2$. Show Answer Correct Answer: B) $-1\, \text{rad/s}^2$. 37. Average speed is computed conceptually as A) Maximum speed reached during the trip. B) Total distance divided by total time. C) Total displacement divided by total time. D) Instantaneous distance divided by instantaneous time. Show Answer Correct Answer: B) Total distance divided by total time. 38. For winter, a duck flies 10 m/s due to south against a gust of wind with a speed 2.5 m/s. What is the resultant velocity of the duck? A) 7.5 m/s, south. B) 7.5 m/s, north. C) 12.5 m/s, south. D) 12.5 m/s, north. Show Answer Correct Answer: A) 7.5 m/s, south. 39. Which list includes 3 vector quantities? A) Acceleration, speed, work. B) Velocity, force, power. C) Energy, work, distance. D) Displacement, acceleration, force. Show Answer Correct Answer: D) Displacement, acceleration, force. 40. What is the equation for time taken to reach a certain velocity from rest? A) T = v / a. B) T = v * a. C) T = v + a. D) T = v-a. Show Answer Correct Answer: A) T = v / a. 41. A car starts from rest and after 7 seconds it is moving at 42 m/s. What is the car's acceleration? A) 6. B) 7. C) 1.67. D) 0.17. Show Answer Correct Answer: A) 6. 42. There are 8 blocks between RCHS and your friend's house. From the high school, you walk 4 blocks West. You notice a small child behind you who needs help crossing the street. You walk 2 blocks East to help the child. You continue on your trip until you arrive at your friend's house. What is your displacement when the trip is completed? A) 10 blocks. B) 8 blocks. C) 12 blocks. D) 8 blocks East. E) 8 blocks West. Show Answer Correct Answer: E) 8 blocks West. 43. A car accelerates from rest at a constant rate of $3 \, m/s^2$ $4\, s$ A) $15 \, m/s$. B) $12 \, m/s$. C) $9 \, m/s$. D) $7 \, m/s$. Show Answer Correct Answer: B) $12 \, m/s$. 44. How fast an object is moving A) Average Speed. B) Speed. C) Instantaneous Speed. D) Velocity. Show Answer Correct Answer: B) Speed. 45. What is the speed of a car that traveled 56 m in 4 seconds? A) 14 m/s. B) 34 m/s. C) 64 m/s. D) 0.0625 m/s. Show Answer Correct Answer: A) 14 m/s. 46. The driver of a car makes an emergency stop by slamming on the car's brakes and skidding to a stop. How far would the car have skidded if it had been traveling twice as fast? A) The mass of the car must be known. B) The same distance. C) 2 times as far. D) 4 times as far. Show Answer Correct Answer: D) 4 times as far. 47. If a freely falling object were somehow equipped with a speedometer, its speed reading would increase each second by A) About 15 m/s. B) About 5 m/s. C) About 9.8 m/s. D) A rate that depends on its initial speed. Show Answer Correct Answer: C) About 9.8 m/s. 48. Acceleration units A) M$^{2}$/s$^{2}$. B) M/s$^{2}$. C) M/s. D) M. Show Answer Correct Answer: B) M/s$^{2}$. 49. A seesaw is balanced with a child of mass $30 \, \text{kg}$ $2 \, \text{m}$ $40 \, \text{kg}$ A) $3.0 \, \text{m}$. B) $1.0 \, \text{m}$. C) $1.5 \, \text{m}$. D) $2.5 \, \text{m}$. Show Answer Correct Answer: C) $1.5 \, \text{m}$. 50. An ice skater moving at 10 m/s comes to a complete stop in 0.5 s. What is the rate of acceleration? A) -20 m/s$^{2}$. B) -10 m/s$^{2}$. C) 10 m/s$^{2}$. D) 5 m/s$^{2}$. E) 20 m/s$^{2}$. Show Answer Correct Answer: A) -20 m/s$^{2}$. 51. What is the rotational kinetic energy of a solid sphere with mass $4 \, \text{kg}$ $0.3 \, \text{m}$ $10 \, \text{rad/s}$ A) $6 \, \text{J}$. B) $24 \, \text{J}$. C) $12 \, \text{J}$. D) $18 \, \text{J}$. Show Answer Correct Answer: C) $12 \, \text{J}$. 52. A rotating platform has an angular velocity of $\omega = 5\, \text{rad/s}$ $2\, \text{m}$ A) $10\, \text{m/s}$. B) $15\, \text{m/s}$. C) $5\, \text{m/s}$. D) $20\, \text{m/s}$. Show Answer Correct Answer: A) $10\, \text{m/s}$. 53. An object starts from rest and accelerates at 5 m/s/s for 10 seconds. What is it's AVERAGE velocity? A) 0.5 m/s. B) 2 m/s. C) 25 m/s. D) 50 m/s. Show Answer Correct Answer: C) 25 m/s. 54. What will be on the x-axis of a position-time graph? A) Position. B) Time. C) Speed. D) Velocity. Show Answer Correct Answer: B) Time. 55. How much time does it take for a car travelling at 70 miles/hour to travel 450 miles? A) 6.42 hours. B) 0.22 hours. C) 19, 500 hours. D) None of the above. Show Answer Correct Answer: A) 6.42 hours. 56. Which of the following has the greatest rotational inertia? A) Hollow cylinder. B) Solid cyylinder. C) Solid sphere. D) Hollow sphere. Show Answer Correct Answer: A) Hollow cylinder. 57. You are walking in a straight line at a consistent speed. Do you have acceleration? A) No. B) Yes. C) All the above. D) None of the above. Show Answer Correct Answer: A) No. 58. Centripetal acceleration vector always A) Points inward to circle. B) Points outward from circle. C) Is tangent to the circle. D) = 9.81 m/s2. Show Answer Correct Answer: A) Points inward to circle. 59. Acceleration is rate of change of ..... A) Force. B) Position. C) Time. D) Velocity. Show Answer Correct Answer: D) Velocity. 60. An object starts from rest and accelerates at 5 m/s/s for 10 seconds. What was it's displacement? A) 50 m. B) 0 m. C) 250 m. D) 500 m. Show Answer Correct Answer: C) 250 m. ← 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