When torque acting on a rotating body is zero, then which of the following remains constant?

When torque acting upon a system is zero, which of the following will remain constant?

When there is no external torque acting on a rotating body, which of the following quantities can change ? (i) Angular acceleration (ii) Angular momentum (iii) Angular speed.

When a torque acting upon a system is zero, which of the following will be constant ?

When a torque acting upon a system is zero, which of the following will be constant ?

When a torque acting upon a system is zero, which of the following will be constant?

When a torque acting upon a system is zero, which of the following will be constant ?

When a torque acting upon a system is zero, which of the following will be constant ?

If the net torque acting on the body is zero, then the body is in