Centripetal Force

[ 1 Votes ]

The following physics revision questions are provided in support of the physics tutorial on Centripetal Force. In addition to this tutorial, we also provide revision notes, a video tutorial, revision questions on this page (which allow you to check your understanding of the topic) and calculators which provide full, step by step calculations for each of the formula in the Centripetal Force tutorials. The Centripetal Force calculators are particularly useful for ensuring your step-by-step calculations are correct as well as ensuring your final result is accurate.

Not sure on some or part of the Centripetal Force questions? Review the tutorials and learning material for Centripetal Force

Rotation Learning Material
Tutorial IDTitleTutorialVideo
7.3Centripetal Force

Centripetal Force Revision Questions

1) A small sphere is moving laterally at 0.4 m/s inside a cylindrical glass as shown in the figure below. What is the maximum diameter the glass must have in order to keep the sphere rotating through the lateral face without touching the lower base of glass? Take g ≈ 10 m/s2.

Physics Tutorials: This image provides visual information for the physics tutorial Centripetal Force
  1. 1.6 cm
  2. 3.2 cm
  3. 6 cm
  4. 60 cm

Correct Answer: B

2) What is the minimum velocity a vertical roller coaster must have so that a 40 kg child not exerting any pushing force on the seat when she is at the highest position during rotation? The radius of curvature of the roller coaster is 80 m.

  1. 2 m/s
  2. 8.9 m/s
  3. 28.3 m/s
  4. 80 m/s

Correct Answer: C

3) The rotor of an engine increases its angular velocity from 2 rad/s to 5 rad/s in 0.1 s. What is the total acceleration of peripheral points of the rotor at the end of this process if its diameter is equal to 20 cm?

Physics Tutorials: This image provides visual information for the physics tutorial Centripetal Force
  1. 3.9 m/s2
  2. 0.39 m/s2
  3. 3 m/s2
  4. 2.5 m/s2

Correct Answer: A

Whats next?

Enjoy the "Centripetal Force" practice questions? People who liked the "Centripetal Force" practice questions found the following resources useful:

  1. Practice Questions Feedback. Helps other - Leave a rating for this practice questions (see below)
  2. Rotation Physics tutorial: Centripetal Force. Read the Centripetal Force physics tutorial and build your physics knowledge of Rotation
  3. Rotation Revision Notes: Centripetal Force. Print the notes so you can revise the key points covered in the physics tutorial for Centripetal Force
  4. Check your calculations for Rotation questions with our excellent Rotation calculators which contain full equations and calculations clearly displayed line by line. See the Rotation Calculators by iCalculator™ below.
  5. Continuing learning rotation - read our next physics tutorial: Kinematics of Rotational Motion

Help others Learning Physics just like you

[ 1 Votes ]

We hope you found this Physics tutorial "Centripetal Force" useful. If you did it would be great if you could spare the time to rate this physics tutorial (simply click on the number of stars that match your assessment of this physics learning aide) and/or share on social media, this helps us identify popular tutorials and calculators and expand our free learning resources to support our users around the world have free access to expand their knowledge of physics and other disciplines.

Rotation Calculators by iCalculator™