Question

At a place where the acceleration due to gravity
is 10 m/s2, a force of 5 kg-wt acts on a body
of mass 10 kg initialy at rest. The velocity of
the body after 4 s is :-
(1) 5 m/s
(2) 20 m/s
(3) 10 m/s
(4) 50 m/s​

Answer 1

Answer:

20is right answer may be