626
Question 626
What is the angular acceleration of a body if net torque is zero?
627
Question 627
A solid disk and a ring of same mass and radius rotate with same angular speed. Which has greater kinetic energy?
628
Question 628
What is the power delivered by a torque τ causing angular velocity ω?
629
Question 629
A wheel rotates with constant angular velocity. What is the net torque acting on it?
630
Question 630
If torque is doubled and moment of inertia is halved, what happens to angular acceleration?