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  3. The momentum of a body of mass 5 kg is 10 kg m/s. A force of 2 N acts on the body in the direction of motion for 5s, the increase in the kinetic energ

. The momentum of a body of mass 5 kg is 10 kg m/s. A force of 2 N acts on the body in the direction of motion for 5s, the increase in the kinetic energ

The momentum of a body of mass 5 kg is 10 kg m/s. A force of 2 N acts on the body in the direction of motion for 5s, the increase in the kinetic energy is:

(A) 15 J

(B) 50 J

(C) 30 J

(D) 20 J

 

Best Answer

Ans-(C) 30 J

 

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