This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part I) Chapter 2 Kinematics – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A ball is thrown horizontally with an initial velocity of 20m/s from the top of a tower 60m high. What is the horizontal velocity of the ball just before it reaches the ground? A) 9.81m/s. B) 20m/s. C) 34.3m/s. D) 68.6m/s. Show Answer Correct Answer: B) 20m/s. 2. In each of the following cases, determine which car has the greatest acceleration. A) Starts from 0 m/s to 20 m/s in 4 seconds. B) Speed up from 20m/s to 40m/s in 3 seconds. C) Slow down from 50m/s to stop in 2 seconds. D) Starts from 0 m/s to 20m/s in 5 seconds. Show Answer Correct Answer: B) Speed up from 20m/s to 40m/s in 3 seconds. 3. A rock is dropped off a cliff and strikes the ground with an impact velocity of 30 m/s. How high was the cliff? A) 20m. B) 30m. C) 45m. D) 60m. Show Answer Correct Answer: C) 45m. 4. A spool of thread has an average radius of 1.00 cm. If the spool contains 62.8 m of thread, how many turns of thread are on the spool? "Average radius" allows us to not need to treat the layering of threads on lower layers. A) 100. B) 1000. C) 3140. D) 62800. Show Answer Correct Answer: B) 1000. 5. If the translational velocity of an object is 3 m/s, and is located a distance of 2 m from the axis of rotation, what is the object's angular velocity? A) 0.67 rad/s. B) 1.5 rad/s. C) 5 rad/s. D) 6 rad/s. Show Answer Correct Answer: B) 1.5 rad/s. 6. If a car maintains a velocity of 15 m/s for 60 seconds, then how far did the car travel? A) 300 meters. B) 4 meters. C) 900 meters. D) 0.25 meters. Show Answer Correct Answer: C) 900 meters. 7. True or False:Objects moving in a straight line may have angular momentum. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 8. The Richmond County sheriff is trying to determine the speed of a car that slid off a 5 m bridge on a rainy night and landed in a ditch. The tire tracks show that the car landed 12.0 m horizontally from the bridge. How fast was the car going when it left the road? A) 11.9 m/s. B) 65.7 m/s. C) 43.2 m/s. D) 9. 53 m/s. Show Answer Correct Answer: A) 11.9 m/s. 9. A car is moving with a constant velocity of 20 m/s. What can you say about its acceleration? A) The acceleration is zero. B) The acceleration is positive. C) The acceleration is negative. D) The acceleration cannot be determined. Show Answer Correct Answer: A) The acceleration is zero. 10. A 0.30m radius automobile tire rotates how many radians after starting from rest and accelerating at a constant 2.0 rad/s$^{2}$ over a 5.0 s interval? A) 25 rad. B) 12.5 rad. C) 2 rad. D) 0.5 rad. Show Answer Correct Answer: A) 25 rad. 11. Which of the following is an example of a vector quantity? A) Temperature. B) Volume. C) Velocity. D) Mass. Show Answer Correct Answer: C) Velocity. 12. A student launches projectiles with the same velocity but at different angles (0-90$^\circ$) relative to the ground. He measures the range of each projectile. Which angle pairs have the same range? A) 10$^\circ$ and 20$^\circ$. B) 30$^\circ$ and 45$^\circ$. C) 30$^\circ$ and 60$^\circ$. D) 45$^\circ$ and 60$^\circ$. E) 10$^\circ$ and 90$^\circ$. Show Answer Correct Answer: C) 30$^\circ$ and 60$^\circ$. 13. A gyroscope is spinning with an angular velocity of $\omega = 8\, \text{rad/s}$ A) It doubles. B) It halves. C) It remains the same. D) It quadruples. Show Answer Correct Answer: B) It halves. 14. An object moves from P to Q in 10 s with uniform acceleration. velocity at P = 5 m / svelocity at Q = 12 m / sWhat is the acceleration? A) 0.5 m / s2. B) 0.7 m / s2. C) 1.2 m / s2. D) 1.7 m / s2. Show Answer Correct Answer: B) 0.7 m / s2. 15. If a 10kg ball and a 200kg crate were dropped from the top of a building, the acceleration of the crate would be ..... the acceleration of the ball. A) Greater than. B) Less than. C) Equal to. D) First less than, then greater than. Show Answer Correct Answer: C) Equal to. 16. Speed is A) A measure of how fast something is moving. B) Always measured in terms of a unit of distance divided by a unit of time. C) The distance covered per unit time. D) All of the above. E) None of the above. Show Answer Correct Answer: D) All of the above. 17. U A) Initial velocity. B) Final velocity. C) Units. D) Under. Show Answer Correct Answer: A) Initial velocity. 18. A car is going 50m/s and accelerates to pass a truck. Five seconds later the car is going 80m/s. Calculate the acceleration of the car A) 6. B) 500. C) 16. D) 10. Show Answer Correct Answer: A) 6. 19. Bergen drops a pumpkin from the school roof to demonstrate the acceleration due to gravity. The pumpkin drops for 4 seconds before splatting on the ground. What was the pumpkin's final velocity? (use our class rule for acceleration due to gravity) A) 10 m/s down. B) 10 m/s up. C) 40 m/s down. D) 40 m/s up. Show Answer Correct Answer: C) 40 m/s down. 20. Which statement about displacement and distance is true? A) Displacement can be equal or less than distance. B) Displacement is always greater than distance. C) Distance can be equal or less than displacement. D) Distance is always greater than displacement. Show Answer Correct Answer: A) Displacement can be equal or less than distance. 21. "a" is ..... A) Velocity. B) Distance. C) Acceleration. D) Accuracy. Show Answer Correct Answer: C) Acceleration. 22. A dog running with an initial speed of 7.5 m/s comes to a stop in 5 seconds. What is the dog's displacement? A) 0 m. B) 7.5 m. C) 37.5 m. D) 18.8 m. Show Answer Correct Answer: D) 18.8 m. 23. According to convention, counter-clockwise is always considered the ..... direction when rotating. A) Positive. B) Negative. C) Zero. D) None of the above. Show Answer Correct Answer: A) Positive. 24. Which of the following is an example of a velocity? A) 35 meters East. B) 22 m/s. C) 40 mph West. D) 12 m/s$^{2}$. Show Answer Correct Answer: C) 40 mph West. 25. An engineer is designing the runway for an airport. Of the planes that will use the airport, the lowest acceleration rate is likely to be 3 m/s$^{2}$. The takeoff speed for this plane will be 65 m/s. All airplanes will start from rest. Assuming this minimum acceleration, what is the minimum allowed length for the runway? A) V=v$_{o}$+at. B) D=v$_{o}$t+1/2at$^{2}$. C) V$^{2}$=v$_{o}$$^{2}$+2ad. D) D=1/2(v+v$_{o}$)t. Show Answer Correct Answer: C) V$^{2}$=v$_{o}$$^{2}$+2ad. ← PreviousNext →Related 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 8Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 9Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 10Class 11 Physics (Part I) Chapter 2 Kinematics Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books