Question 26
Which conservation law applies when net external torque is zero?
Question 27
A rigid body rotates with constant angular velocity. What is the net torque acting on it?
Question 28
Power delivered to a rotating body is 100 W. If angular speed is 50 rad/s, what is the torque?
Question 29
A force of 40 N is applied tangentially to the rim of a wheel of radius 0.5 m. What is the torque produced?
Question 30
What is the angular momentum of a rotating body with I = 4 kg·m² and ω = 3 rad/s?