This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part I > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A Ferris wheel, rotating initially at an angular speed of 0.50 rad/s, accelerates over a 7.0-s interval at a rate of 0.040 rad/s$^{2}$. What is its angular speed after this 7-s interval? A) 0.78 rad/s. B) 0.46 rad/s. C) 0.33 rad/s. D) 0.28 rad/s. Show Answer Correct Answer: A) 0.78 rad/s. 2. Braden is chasing a hit baseball and sprints 40 m West in 5 seconds with constant acceleration. Find his velocity. A) 8 m/s East. B) 4 m/s East. C) 8 m/s West. D) 4 m/s West. Show Answer Correct Answer: C) 8 m/s West. 3. A grindstone spinning at the rate of 8.3 rev/s has what approximate angular speed? A) 52 rad/s. B) 26 rad/s. C) 81 rad/s. D) 3.2 rad/s. Show Answer Correct Answer: A) 52 rad/s. 4. A ball is thrown vertically upwards. What is the direction of its acceleration at the highest point? A) Downwards. B) Upwards. C) Horizontal. D) Zero. Show Answer Correct Answer: A) Downwards. 5. What will the slope of an angular momentum vs time graph give you? A) Net torque. B) Change in rotational kinetic energy. C) Net force. D) Change in angular momentum. Show Answer Correct Answer: A) Net torque. 6. Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement? A) 200. B) 800. C) 0. D) 400. Show Answer Correct Answer: C) 0. 7. A ball is thrown vertically upward at 29.4 m/s. What is the maximum height the ball reaches? A) 14.7 m. B) 88.1 m. C) 44.1 m. D) 29.4 m. Show Answer Correct Answer: C) 44.1 m. 8. A soccer ball, at rest on the ground, is kicked with an initial velocity of 10 m/s at a launch angle of 30$^{o}$. Calculate its total flight time, assuming that air resistance is negligible. A) 2 s. B) 1 s. C) 0.5 s. D) 4 s. Show Answer Correct Answer: B) 1 s. 9. Average speed is defined as the time it takes for a trip divided by the distance. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. I have two identical objects, if I launch one horizontally and drop one vertically (from the same height), which one will hit the ground first? A) They will hit at the same time. B) The launched one will hit first. C) The dropped one will hit first. D) There isn't enough information. Show Answer Correct Answer: A) They will hit at the same time. 11. Define displacement in the context of kinematics. A) Displacement is the speed of an object in motion. B) Displacement is the total distance traveled by an object. C) Displacement is the change in position of an object, including direction. D) Displacement is the acceleration of an object over time. Show Answer Correct Answer: C) Displacement is the change in position of an object, including direction. 12. When velocity is constant, the acceleration is ..... A) Zero. B) Increasing constantly. C) Decreasing constantly. D) Will increasing and after a few second it will decreasing. Show Answer Correct Answer: A) Zero. 13. Car rolls on the floor with a constant velocity of 12 m/s. How far will it go after 6s? A) .5m. B) 72m. C) 2m. D) 720m. Show Answer Correct Answer: B) 72m. 14. The horizontal component of a projectile's velocity is independent of ..... A) The vertical component of its velocity. B) The range of the projectile. C) Time. D) All of these answers. Show Answer Correct Answer: A) The vertical component of its velocity. 15. The statement "to every action there is an equaland opposite reaction" is ..... A) Newton's third law of motion. B) Newton's second law of motion. C) The law of conservation of momentum. D) Newton's first law of motion. Show Answer Correct Answer: A) Newton's third law of motion. 16. What is measured with a ticker-tape in physics experiments? A) Velocity and displacement. B) Distance and time. C) Frequency and time. D) Speed and acceleration. Show Answer Correct Answer: B) Distance and time. 17. What does the slope of a line on a position vs. time graph represent? A) Displacement. B) Distance. C) Speed. D) Velocity. Show Answer Correct Answer: D) Velocity. 18. Amy runs 2 miles south, then turns around and runs 3 miles north. What is displacement? A) 2 miles south. B) 1 mile north. C) 5 miles. D) 1 mile. Show Answer Correct Answer: B) 1 mile north. 19. What is the definition of Acceleration? A) A change in time over a given acceleration. B) A change in time over a given position. C) A change in velocity over a given time. D) A change in position over a given time. Show Answer Correct Answer: C) A change in velocity over a given time. 20. Acceleration is defined as the CHANGE in A) Time it takes to move from one place to another place. B) Velocity of an object. C) Distance divided by the time interval. D) Velocity divided by the time interval. Show Answer Correct Answer: D) Velocity divided by the time interval. 21. The direction of acceleration due to gravity is always A) Along the tangent of earth. B) Towards the center of earth. C) Away from the surface of earth. D) Along the chord of earth. Show Answer Correct Answer: B) Towards the center of earth. 22. A projectile is launched horizontally and hits the ground below. The vertical displacement and the horizontal displacement are measured. What is the best equation to use to find the time the projectile was in the air? A) Cannot be determined. B) $v_y=v_i-g\cdot t$. C) $\Delta y=-\frac{1}{2}\cdot g\cdot t^2$. D) $v_x=\frac{\Delta x}{t}$. Show Answer Correct Answer: C) $\Delta y=-\frac{1}{2}\cdot g\cdot t^2$. 23. For any object, the greater the force that's appliedto it, the greater its ..... will be. A) Acceleration. B) Velocity. C) Gravity. D) Inertia. Show Answer Correct Answer: A) Acceleration. 24. How do I recognize that something is an acceleration? A) It is divided by time twice (m/s/s). B) It is divided by time (m/s). C) The problem talks about distance change. D) The problem is talking about velocity. Show Answer Correct Answer: A) It is divided by time twice (m/s/s). 25. An object is NOT accelerating if it is moving A) Only as influenced by gravity. B) At increasing speed. C) At constant velocity. D) In a circle. Show Answer Correct Answer: C) At constant velocity. 26. Brandon throws a discus 70 m South. The discus constantly accelerated at 2 m/s/s and had a final velocity of 20 m/s South. The initial velocity of the discus was ..... m/s South. (round to 2 decimal places) A) $10.95$. B) 10.95 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $10.95$. 27. Which of the following is the unit for angular displacement? A) Radians per second. B) Radians. C) Seconds. D) Meters. Show Answer Correct Answer: B) Radians. 28. If sign of angular velocity and acceleration are opposite then angular velocity of object: A) Not enough information given. B) Will be same. C) Slowing down. D) Speeding up. Show Answer Correct Answer: C) Slowing down. 29. What is the definition of velocity? A) How fast something is going. B) A change in position over a given time. C) A change in motion over a given time. D) A change in time over a given position. Show Answer Correct Answer: B) A change in position over a given time. 30. Determine the number of significant digits of 0.0080500 A) 5. B) 2. C) 3. D) 8. Show Answer Correct Answer: A) 5. 31. A rod rotates about a pivot at its center at 2 rads/s. Its angular velocity increases to 14 rads/s in 3 s. Find the rod's angular acceleration A) 2 rad/s/s. B) 8 rad/s/s. C) 4 rad/s/s. D) 6 rad/s/s. Show Answer Correct Answer: C) 4 rad/s/s. 32. A car travels at a constant speed of 60 km/h for 2 hours. What is its total displacement? A) 100 km. B) 120 km. C) 50 km. D) 150 km. Show Answer Correct Answer: B) 120 km. 33. In projectile motion, if there is no air resistance, the horizontal piece of the problem is just a uniform motion problem A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 34. A tiger travels 96 m in 8s. what is his velocity over the interval A) 225m/s. B) 25m/s. C) 0.04m/s. D) 12m/s. Show Answer Correct Answer: D) 12m/s. 35. A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car. Choose the appropriate equation. A) D=1/2(v+v$_{o}$)t. B) V$^{2}$=v$_{o}$$^{2}$+2ad. C) D=v$_{o}$t+1/2at$^{2}$. D) V=v$_{o}$+at. Show Answer Correct Answer: C) D=v$_{o}$t+1/2at$^{2}$. 36. A stone thrown horizontally off a cliff with a velocity of 24m/s. The cliff is 57m high. How far does the stone go from the base of the cliff? A) 81.03m. B) -96m. C) -64.79m. D) 125m. Show Answer Correct Answer: A) 81.03m. 37. A ball is thrown into the air at some angle between 10 and 90 degrees. At the very top of the ball's path, its velocity is ..... A) Entirely vertical. B) Entirely horizontal. C) Both vertical and horizontal. D) More information needed. Show Answer Correct Answer: B) Entirely horizontal. 38. If an object has uniform velocity, its acceleration is ..... A) 2.6m/s$^{2}$. B) 3.4m/s$^{2}$. C) 0m/s$^{2}$. D) 9.8m/s$^{2}$. Show Answer Correct Answer: C) 0m/s$^{2}$. 39. A flywheel starts from rest, and has an angular acceleration of 4 rad/s$^{2}$. What will be its angular speed when it has made one revolution? A) 7.09 rad/s. B) 50.27 rad/s. C) 5.01 rad/s. D) 2.83 rad/s. Show Answer Correct Answer: A) 7.09 rad/s. 40. The unit we use to measure speed is ..... A) M/s$^{2}$. B) S. C) M. D) M/s. Show Answer Correct Answer: D) M/s. 41. An object falls freely from rest under the influence of gravity. If air resistance is negligible, the ratio of the distances traveled during each 1-second time interval by the object during the first, second, and third seconds of its fall is A) 1:3:5. B) 1:1:1. C) 1:2:3. D) 1:2:4. E) 1:4:9. Show Answer Correct Answer: A) 1:3:5. 42. If an object moves with constant acceleration its speed will A) Constantly change. B) Stay the same. C) Increase then stay constant. D) Constantly decrease. Show Answer Correct Answer: A) Constantly change. 43. What is the total distance traveled by a car that is traveling at 20 m/s for 3 minutes? A) Depends on the mass of the car. B) 4000 m. C) 60 m. D) 3600 m. Show Answer Correct Answer: D) 3600 m. 44. A boy is riding a bicycle at a velocity of 5.0 m/s. He applies the brakes and uniformly decelerates to a stop at a rate of 2.5 m/s2. How long does it take for the bicycle to stop? A) 2.5 s. B) 1.0 s. C) 1.5 s. D) 0.5 s. E) 2.0 s. Show Answer Correct Answer: E) 2.0 s. 45. A student walks 20 meters at a constant speed of 1.4 m/s. How long did it take for her to walk the 20 meters A) 20 s. B) 14.3 s. C) .07 s. D) 28 s. Show Answer Correct Answer: B) 14.3 s. 46. A car accelerates uniformly from rest at 3.2m/s $^{2}$when the car traveled a distance of 40 m it's speed will be A) 128m/s. B) 8.0m/s. C) 16m/s. D) 12.5 m/s. Show Answer Correct Answer: C) 16m/s. 47. Suppose an object is in free fall. Each second the object falls A) The same distance as in the second before. B) A larger distance than in the second before. C) With the same instantaneous speed. D) With the same average speed. Show Answer Correct Answer: B) A larger distance than in the second before. 48. If a force of $5 \, \text{N}$ $0.2 \, \text{m}$ A) $1 \, \text{Nm}$. B) $0.1 \, \text{Nm}$. C) $5 \, \text{Nm}$. D) $25 \, \text{Nm}$. Show Answer Correct Answer: A) $1 \, \text{Nm}$. 49. What is the correct unit for distance in kinematics? A) M. B) Ft. C) Mi. D) Km. Show Answer Correct Answer: A) M. 50. From rest, a ball is dropped from the top of a building. It takes 4 s to hit the ground. Approximately how tall is the building? A) 100 m. B) 40 m. C) 90 m. D) 200 m. E) 160 m. Show Answer Correct Answer: C) 90 m. 51. A skier starting from rest skis straight down a slope 50 meters long in 5.0 seconds. What is the magnitude of the acceleration of the skier? What is the displacement of the skier in the above problem? A) 50 m. B) 5.0 s. C) 0 m/s. D) -50 m. Show Answer Correct Answer: D) -50 m. 52. A person throws a ball horizontally from the top of a building that is 24.0 m above the ground level. The ball lands 100 m down range from the base of the building. What was the initial velocity of the ball? A) 45.2 m/s. B) 19.6 m/s. C) 9.8 m/s. D) 202 m/s. Show Answer Correct Answer: A) 45.2 m/s. 53. A wheel rotates with a constant angular velocity of $6\, \text{rad/s}$ $10\, \text{s}$ A) $3.18\, \text{revolutions}$. B) $9.55\, \text{revolutions}$. C) $6\, \text{revolutions}$. D) $12\, \text{revolutions}$. Show Answer Correct Answer: B) $9.55\, \text{revolutions}$. 54. A ball is launched at an angle such that it is not horizontal nor vertical. As the ball travels will it ever ever fall completely vertical if air resistance is negligible? A) Yes the ball will eventually fall straight down. B) No the ball will never fall straight down. C) All the above. D) None of the above. Show Answer Correct Answer: B) No the ball will never fall straight down. 55. What is the role of friction in kinematics? A) Friction speeds up an object's motion. B) Friction changes the color of the object in motion. C) Friction always slows down an object's motion. D) Friction has no impact on motion. Show Answer Correct Answer: C) Friction always slows down an object's motion. 56. A unit of velocity is the meter. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 57. The amount of inertia that any object has depends solely on how much ..... it has. A) Inertia. B) Speed. C) Volume. D) Mass. Show Answer Correct Answer: D) Mass. 58. A bobsled team accelerates the sled to go to 150 m/s in 3 seconds from rest. What is the sled's acceleration? A) 50 m/s$^{2}$. B) 50 m/s. C) 450 m/s$^{2}$. D) 450 m/s. Show Answer Correct Answer: A) 50 m/s$^{2}$. 59. The horizontal and vertical components of the initial velocity of a football are 16 m/s and 20 m/s respectively. How long does it take for the football to rise to the highest point of its trajectory? A) 3s. B) 1s. C) 4.0 s. D) 2s. Show Answer Correct Answer: D) 2s. 60. A horse follows a dangling carrot for 20 m, if it took her 50 seconds to reach it, what was her average velocity? A) 0.4 m/s. B) 1, 000 m/s. C) 2.5 m/s. D) 20 m/s. Show Answer Correct Answer: A) 0.4 m/s. ← 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 7Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 8Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books