This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part I > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Unless stated otherwise, when we discuss the speeds of things, we mean with respect to the center of the universe. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 2. The distance something moves over a given time is referred to as its ..... A) Velocity. B) Inertia. C) Speed. D) Mass. Show Answer Correct Answer: C) Speed. 3. Two objects are shot from the ground at 25 m/s at 25 degrees and 65 degrees. Which one rises to a higher height? A) 25 degrees. B) 65 degrees. C) Same for both. D) Cannot be determined. Show Answer Correct Answer: B) 65 degrees. 4. A rotating cylinder has a mass of $10\, \text{kg}$ $0.5\, \text{m}$ A) $5\, \text{kg}\cdot \text{m}^2$. B) $1.25\, \text{kg}\cdot \text{m}^2$. C) $2.5\, \text{kg}\cdot \text{m}^2$. D) $0.5\, \text{kg}\cdot \text{m}^2$. Show Answer Correct Answer: C) $2.5\, \text{kg}\cdot \text{m}^2$. 5. Two bugs ride a turntable which is rotating at a constant rate of 4 rad/s. Bug A is at a radius of 4 cm, while bug B is at a radius of 8 cm. What is the velocity of bug B? A) 1 cm/s. B) 32 cm/s. C) 2 cm/s. D) 4 cm/s. Show Answer Correct Answer: B) 32 cm/s. 6. What is the velocity of a fish that travels 10 meters in 3 seconds? A) 3.33 m/s. B) 30 m/s. C) 0.3 m/s. D) None of the above. Show Answer Correct Answer: A) 3.33 m/s. 7. A bike accelerates uniformly from rest to a speed of 7.10 m/s over a distance of 35.4 m. Which number represents initial velocity? A) V$_{0 }$= 35.4 m/s. B) V$_{0 }$= 0 m/s. C) V$_{0 }$= 7.10 m/s. D) V$_{0 }$= 9.8 m/s. Show Answer Correct Answer: B) V$_{0 }$= 0 m/s. 8. A boy is running towards east with a velocity of 10m/s . he suddenly turn towards north. then at that place acceleration due to gravity. A) Remain same. B) Increases. C) Decreases. D) 0. Show Answer Correct Answer: A) Remain same. 9. The change in the value of something is calculated as A) Initial multiplied by final. B) Final + initial. C) Initial-final. D) Final-initial. Show Answer Correct Answer: D) Final-initial. 10. Speed is calculated as A) Distance/time. B) Time/displacement. C) Time/distance. D) Displacement/time. Show Answer Correct Answer: A) Distance/time. 11. What is the direction of a centripetal force? A) In the same direction that the object is moving. B) Inward and perpendicular to the motion of the object. C) Upward and slightly forward. D) Outward and perpendicular to the motion of the object. Show Answer Correct Answer: B) Inward and perpendicular to the motion of the object. 12. The acceleration due to gravity is ..... A) 0.98 m/s. B) 98 m/s$^{2}$. C) 9.8 m/s$^{2}$. D) 9.8 m/s. Show Answer Correct Answer: C) 9.8 m/s$^{2}$. 13. What is the unit of acceleration A) Kelvin. B) Metre per second squared. C) Metre per second. D) Metre second squared. Show Answer Correct Answer: B) Metre per second squared. 14. Rizzo pulls 20 N to the right, Bryant pulls 25 N to the right. What is the net force? A) 5 N. B) 45 N left. C) 45 N. D) 45 N right. Show Answer Correct Answer: D) 45 N right. 15. What will be the slope of a position-time graph? A) Speed. B) Time. C) Velocity. D) Position. Show Answer Correct Answer: C) Velocity. 16. An astronaut stands by the rim of a crater on the moon, where the acceleration of gravity is 1.62 m/s$^{2}$. To determine the depth of the crater, she drops a rock and measures the time it takes for it to hit the bottom. If the depth of the crater is 120 m, how long does it take for the rock to fall? A) 29.3 s. B) 3.04 s. C) 32.1 s. D) 12.2 s. Show Answer Correct Answer: D) 12.2 s. 17. What quantity can be described by magnitude only A) Vector. B) Motion. C) Size. D) Scalar. Show Answer Correct Answer: D) Scalar. 18. What is the equation for acceleration? A) (V-U) / t. B) (V + U) / t. C) (V + U) * t. D) (V-U) * t. Show Answer Correct Answer: A) (V-U) / t. 19. A golf ball starts with a speed of 2 m/s and slows at a constant rate of 0.5 m/s$^{2}$, what is its velocity after 2 s? A) 0 m/s. B) 1.5 m/s. C) 0.5 m/s. D) 1 m/s. Show Answer Correct Answer: D) 1 m/s. 20. A gear in a machine accelerates at 11.2 rad/s$^{2}$ . If the wheel's initial angular speed is 5.40 rad/s, what is the wheel's angular speed after exactly three full turns? A) 21.25 rad/s. B) 96.36 rad/s. C) 185 rad/s. D) 451.39 rad/s. Show Answer Correct Answer: A) 21.25 rad/s. 21. Given a position vs. time graph, the slope of the line is equal to ..... A) Area. B) Velocity. C) Position. D) Acceleration. Show Answer Correct Answer: B) Velocity. 22. The change in arc length is considered ..... if the rotation is in the counter-clockwise direction, and ..... if the rotation is in the clockwise direction A) Positive, negative. B) Negative, negative. C) Positive, positive. D) Negative, positive. Show Answer Correct Answer: A) Positive, negative. 23. A solid disk and a hollow ring, both with the same mass and radius, are released from the top of an inclined plane. Which one reaches the bottom first? A) The solid disk. B) The hollow ring. C) Both reach at the same time. D) Cannot be determined. Show Answer Correct Answer: A) The solid disk. 24. A gear spins at a rate of 400 revolutions/minute. Which choice is closest to its angular speed in radians/second? A) 41.9 rad/s. B) 20.9 rad/s. C) 6.67 rad/s. D) 2500 rad/s. Show Answer Correct Answer: A) 41.9 rad/s. 25. If your velocity is 0 m/s that must mean that your acceleration is also 0 m/s$^{2}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 26. A radian is all of the following EXCEPT A) The ratio of arc length over radius. B) A dimensionless quantity. C) The unit for rotational position. D) The same as degrees. Show Answer Correct Answer: D) The same as degrees. 27. If net force causes a change in velocity, then a net torque causes a ..... A) Change in angular position. B) Change in angular velocity. C) Change in linear momentum. D) Change in position. Show Answer Correct Answer: B) Change in angular velocity. 28. Which would fall with greater acceleration in a vacuum-a feather or a hammer? A) Feather. B) Hammer. C) Is the vacuum turned on?. D) They accelerate at the same rate. Show Answer Correct Answer: D) They accelerate at the same rate. 29. The change in velocity in a given time period is? A) Displacement. B) Acceleration. C) Final velocity. D) Initial velocity. Show Answer Correct Answer: B) Acceleration. 30. Motion in the x direction affects the motion in the y direction A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 31. A testable explanation to a problem that has not yet been tested. A) Theory. B) Data. C) Hypothesis. D) Fact. Show Answer Correct Answer: C) Hypothesis. 32. Three coplanar forces of 5 N, 6 N and 7 N act on an object. Which force could not be the resultant of these three forces? A) 11 N. B) 0 N. C) 19 N. D) 13 N. Show Answer Correct Answer: C) 19 N. 33. An object free falls for 3.5 seconds. How far does it fall? A) 60.03 m. B) 17.15 m. C) 120.05 m. D) 34, 3 m. Show Answer Correct Answer: A) 60.03 m. 34. What is the vertical component of the velocity of a projectile launched at an angle of 60$^\circ$ with an initial speed of 30 m/s? A) 30 m/s. B) 15 m/s. C) 25.98 m/s. D) 20 m/s. Show Answer Correct Answer: C) 25.98 m/s. 35. A ball which is dropped from the top of a building strikes the ground with a speed of 30 m/s. Assume air resistance can be ignored. The height of the building is approximately: A) 45 m. B) 75 m. C) 30 m. D) 15 m. Show Answer Correct Answer: A) 45 m. 36. A horizontal line on a velocity/time graph shows ..... acceleration. A) Negative. B) Changing. C) Positive. D) Zero. Show Answer Correct Answer: D) Zero. 37. What is the exact location of an object in reference to another object? A) Displacement. B) Postion. C) Velocity. D) Distance. Show Answer Correct Answer: B) Postion. 38. How could you measure a time interval longer than 2 seconds? A) Stopwatch. B) Ticker tape. C) More than one answer is correct. D) Strobe light camera. Show Answer Correct Answer: C) More than one answer is correct. 39. Velocity is calculated as A) Distance/time. B) Time/distance. C) Displacement/time. D) Time/displacement. Show Answer Correct Answer: C) Displacement/time. 40. Benjamin and Evelyn are observing a straight line graph of position vs. time for Emma's car. What does the slope of this graph represent? A) Displacement. B) Velocity. C) Acceleration. D) Distance. Show Answer Correct Answer: B) Velocity. 41. Sarah drives 20 kilometers east to the store and then 55 kilometers back west to visit her grandmother. What was her displacement in meters? A) -35 km. B) -55 km. C) 20 km. D) -75 km. E) 35 km. Show Answer Correct Answer: D) -75 km. 42. According to Newton's First Law of Inertia, what will happen to a ball thrown in space? A) It will travel in a straight line forever. B) It will travel in a straight line but eventually slow down. C) It will continue to speed up forever. D) It will slow down and change direction. Show Answer Correct Answer: A) It will travel in a straight line forever. 43. Say you are driving along and you slam on the brakes because there is a cute little chipmunk in the road. If it takes you a total of 0.9s to come to a complete stop from traveling at a rate of 30m/s. What is the rate of acceleration and how far did you travel within that time? A) 33m/s$^{2}$23.03 m. B) 52m/s$^{2}$23.03m. C) 33m/s$^{2}$13.64m. D) 66m/s$^{2}$13.64m. Show Answer Correct Answer: C) 33m/s$^{2}$13.64m. 44. The rate at which distance is covered is called speed. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 45. In the absence of air resistance, objects fall at constant A) Speed. B) Velocity. C) Acceleration. D) All of the above. Show Answer Correct Answer: C) Acceleration. 46. Acceleration is best described as ..... A) A change in acceleration. B) A change in time. C) A change in velocity. D) A change in velocity with respect to time. E) A change in position. Show Answer Correct Answer: D) A change in velocity with respect to time. 47. Elijah, Kai, and Zoe are observing a toy car on a track. They notice that the car's speedometer reads zero. What can they infer from this observation? A) The toy car is either at rest or it has returned to its starting point on the track. B) The toy car is moving in a straight line without changing its direction. C) The toy car is moving at a constant speed. D) The toy car is moving in a straight line with a constant velocity. Show Answer Correct Answer: A) The toy car is either at rest or it has returned to its starting point on the track. 48. The rate at which velocity changes with time is called acceleration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 49. If a velociraptor maintains a velocity of 12.5 m/s for a total distance of 750 meters then how long did it take to cover said distance? A) 55 seconds. B) 60 seconds. C) 9, 375 seconds. D) 9, 500 seconds. E) 65 seconds. Show Answer Correct Answer: B) 60 seconds. 50. A kicker kicks a football and it travels 38 meters west. What are the initial component velocities if the football lands 10 seconds after being kicked? A) V$_{x}$ =-3.8m/sv$_{iy}$ =-49.05m/s. B) V$_{x}$ =-3.8m/sv$_{iy}$ = 49.05m/s. C) V$_{x}$ = 3.8m/sv$_{iy}$ =-49.05m/s. D) V$_{x}$ = 3.8m/sv$_{iy}$ = 49.05m/s. Show Answer Correct Answer: B) V$_{x}$ =-3.8m/sv$_{iy}$ = 49.05m/s. 51. If a force of 30 N is applied to a mass of 6 kg, what is the acceleration? F = ma A) 5 m/s$^{2}$. B) 30 m/s$^{2}$. C) 6 m/s$^{2}$. D) 180 m/s$^{2}$. Show Answer Correct Answer: A) 5 m/s$^{2}$. 52. The angular acceleration unit is A) $\frac{N}{s^2}$. B) $\frac{rad}{s^2}$. C) $\frac{rad}{m^2}$. D) $\frac{m}{s^2}$. Show Answer Correct Answer: B) $\frac{rad}{s^2}$. 53. According to Newton's second law of motion, ..... A) F = p x a. B) F = m x a. C) F = m x v. D) F = p x v. Show Answer Correct Answer: B) F = m x a. 54. The net work done in accelerating a propeller from rest to an angular velocity of 200 rad/sec is 3000 joules. What is the moment of inertia of the propeller? A) 0.22 kgm$^{2}$. B) 0.15 kgm$^{2}$. C) 0.18 kgm$^{2}$. D) 0.25 kgm$^{2}$. Show Answer Correct Answer: B) 0.15 kgm$^{2}$. 55. A motorcycles move with an initial velocity of It takes 10 s to accelerate to a velocity of 15 ms$^{-1}$. What is the acceleration of the motorcycle? A) 1.5 ms$^{-2}$. B) 1.0 ms$^{-2}$. C) 2.0 ms$^{-2}$. D) 0.5 ms$^{-2}$. Show Answer Correct Answer: A) 1.5 ms$^{-2}$. 56. An explanation for patterns in nature that is supported by scientific evidence and verified multiple times by various groups of researchers A) Model. B) Theory. C) Law. D) Scientific. Show Answer Correct Answer: B) Theory. 57. Which of the following correctly describes the GUESS method: A) Gather-Understand-Express-Substitute-Solve. B) Guess-Unknown-Equals-Substitute-Solution. C) Given-Unknown-Equation-Substitute-Solve. D) Given-Unknown-Expand-Substitute-Show Work. Show Answer Correct Answer: C) Given-Unknown-Equation-Substitute-Solve. 58. The momentum p of a moving object as a function of time t is given by the expression p = kt$^{3}$, where k is a constant. The force causing this motion is given by the expression A) 3kt$^{2}$/2. B) 3kt$^{2}$. C) Kt$^{2}$/3. D) Kt$^{4}$. E) Kt$^{4}$/4. Show Answer Correct Answer: B) 3kt$^{2}$. 59. Kinematic equation can only be used when you have a constant ..... A) Velocity. B) Position. C) Time. D) Acceleration. Show Answer Correct Answer: D) Acceleration. 60. Uniform motion means that I am traveling at what type of rate? A) Sinusoidal. B) Variable. C) Accelerated. D) Constant. Show Answer Correct Answer: D) Constant. ← 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 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 8Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books