The moment of inertia of a wheel of radiu 20 cm is 40 kg m^(2). If a tangential force of 80 N applied on the wheel, its Rotational K.E. after 4s is

The moment of inertia of a wheel of radiu 20 cm is 40 kg m^(2). If a t

1.	The moment of inertia of a wheel of radiu 20 cm is 40 kg m^(2). If a tangential force of 80 N applied on the wheel, its Rotational K.E. after 4s is
Answer» 16.2J 51.2J 25.6J 24.8J Answer :B