Question

A block of mass 5 kg initially at rest at the
origin is acted upon by a force along the
positive X-direction represented by
F=(20+5x)N. Calculate the work done by the
force during the displacement of the block
from x = 0 to x = 4m.
1) 100 J 2) 150 J 3) 120 J 4) 75 J​

Answer 1

Answer:

option c is correct i.e 120J