Understanding Angular Motion Concepts

What is the unit of angular velocity in the International System of Units (SI)?

• revolutions per minute (rpm)

• radians per second (rad/s)

• degrees per second

• meters per second

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Which of the following terms describes the angle through which an object has rotated from its initial position?

• Angular velocity

• Angular displacement

• Angular position

• Linear velocity

If an object completes 60 revolutions in one minute, what is its angular velocity in radians per second?

What is the angular displacement of an object that rotates at 30 rpm for 2 minutes?

Which of the following is NOT a unit of angular measurement?

• Radians

• Degrees

• Revolutions

• Meters

What is the angular velocity of an object that rotates 180 degrees in 2 seconds?

Which of the following describes the initial angle of an object before it starts rotating?

• Initial angular velocity

• Initial angular displacement

• Initial angular position

• Initial linear velocity