Rotational Motion Quiz 1

Time Left: 10:00

1. What is the SI unit of angular velocity?

radian
radian per second
meter per second
degree

2. The rotational analog of mass is:

Force
Torque
Inertia
Angular velocity

3. Torque is the rotational analog of which quantity?

Force
Power
Energy
Momentum

4. Which of the following is conserved in rotational motion?

Angular momentum
Linear momentum
Angular acceleration
Torque

5. The moment of inertia of a body does not depend on:

Mass of the body
Shape of the body
Distribution of mass
Angular velocity of the body

6. The rotational kinetic energy of an object is directly proportional to:

Angular velocity squared
Angular displacement
Moment of inertia
Angular acceleration

7. The unit of torque is:

Newton-meter
Joule
Watt
Newton-second

8. In rotational motion, which of the following quantities is a vector?

Moment of inertia
Angular velocity
Kinetic energy
Angular displacement

9. The radius of gyration is:

The distance between the axis of rotation and a point where the mass can be assumed to be concentrated
The distance between two masses
The perpendicular distance from the axis of rotation to the line of action of the force
The distance between the center of mass and the axis of rotation

10. Angular acceleration is:

The rate of change of angular velocity
The rate of change of linear velocity
The rate of change of torque
The rate of change of angular displacement