Question

a solid circular disc of
mass
2500kg and
0.5m radius is rotating about an axis passing through its centre and perpendicular to its plane making 120rpm. calculate it's kinetic energy. find the torque required if the is brought to rest in 2s​

Answer 1

Answer:

kinetic energy is 24609.5J and torque required is

1962.5Nm

Answer 2

Answer:

are you from himachal in +1 class.

and doing your worksheet ???