Question

12.
A body of mass 6 kg under a force which can
displacement in it given 'S =
metres where
is time. The work done by the force in 2 seconds
is :-
(1) 12J
(2) 9J
(3) 6J
(4) 3J​

Answer 1

Answer:

Explanation:

Bonjour mate

Answer 2

SOLUTION

At t= 2 sec.

Displacement is given by:

s= t^2/4 = 2^2/4 = 4/4 =1m

Work = force × displacement

=) 6× 1 = 6J

Option (3)✓

hope it helps ☺️