1. Mechanics
Circular Motion — Quiz
Test your understanding of circular motion with 5 practice questions.
Practice Questions
Question 1
In the case of a satellite in circular orbit around Earth, the centripetal force is provided by which force?
Question 2
Which formula gives the linear speed $v$ of an object in uniform circular motion in terms of the radius $r$ and the period $T$?
Question 3
A mass of $2.0\,$kg moves in a horizontal circle of radius $1.0\,$m at a constant speed of $5.0\,$m/s. What is the magnitude of the required centripetal force?
Question 4
A point on a rotating disc of radius $0.50\,$m has an angular speed $\omega=4.0\,$rad/s. What is its centripetal acceleration?
Question 5
A wheel makes $10$ complete rotations in $3.0\,$s. What is the linear speed of a point on the rim if the wheel’s radius is $0.20\,$m?