A body of mass 2 kg moving on a horizontal surface with initial velocity of 4 m s-1 comes to rest after two seconds. If
Posted: Mon Dec 13, 2021 6:10 am
A body of mass 2 kg moving on a horizontal surface with initial velocity of 4 m s-1
comes to rest after two seconds. If one wants to keep this body moving on the same surface with a velocity of 4 m s-1, the force required is
(A)2N (B) 4N (C)0 (D)8N
comes to rest after two seconds. If one wants to keep this body moving on the same surface with a velocity of 4 m s-1, the force required is
(A)2N (B) 4N (C)0 (D)8N