Quick questions on Circular motion: angular velocity, centripetal acceleration and force - OCR A-Level Physics A

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

Show answer

Convert an angular velocity of

3.0

revolutions per second to

\text{rad s}^{-1}

. [1 mark]

What is q2?

Show answer

0.50\ \text{kg}

mass moves in a circle of radius

1.2\ \text{m}

4.0\ \text{m s}^{-1}

. Find the centripetal force. [2 marks]

What is q3?

Show answer

Explain why an object moving at constant speed in a circle is accelerating. [2 marks]

Have a question we have not covered?

This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.

All PhysicsQ&A pages