A constant torque acting on a uniform circular wheel changes its angular momentum from A to 4 A in 4S. The torque acted on it is

A constant torque acting on a uniform circular wheel changes its angul

1.	A constant torque acting on a uniform circular wheel changes its angular momentum from A to 4 A in 4S. The torque acted on it is
Answer» `(3A)/(4)` `(A)/(4)` `(2A)/(3)` `(3A)/(2)` ANSWER :A