3. Mechanics
Circular Motion — Quiz
Test your understanding of circular motion with 5 practice questions.
Practice Questions
Question 1
Which of the following best describes uniform circular motion?
Question 2
A particle of mass $m$ is moving in a horizontal circle of radius $r$ with a constant angular speed $\omega$. What is the magnitude of the centripetal force acting on the particle?
Question 3
An object moves in a circle with a constant speed. Which of the following statements about its acceleration is true?
Question 4
A car is moving around a circular track of radius $50 \text{ m}$ at a constant speed of $10 \text{ m/s}$. What is the magnitude of its centripetal acceleration?
Question 5
Which of the following is the correct unit for angular speed?