An object of mass 8 kg is moving with a momentum of 16 kg m/s. A force of 0.4 N is applied to it in the direction of the motion of the object for 20 sec. The increase in the kinetic energy is ________.
1
20 J
2
40 J
3
10 J
4
32 J
An object of mass 8 kg is moving with a momentum of 16 kg m/s. A force of 0.4 N is applied to it in the direction of the motion of the object for 20 sec. The increase in the kinetic energy is ________.