1.

A body of mass 2 kg is moving with a velocity 8 m/s on a smooth surface. If it is to be brought to rest in 4 seconds, then the force to be applied is                          [Pb. PMT 2000]

A.             8 N     
B.             4 N
C.             2 N     
D.             1 N
Answer» C.             2 N     


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