Question

An object of mass 40 kg is pulled up to height of 0.5m. Calculate the work done. G=10 m/ s^2

Answer 1

m=40kg
g=10m/s2
h=0.5m
W=mgh

$= 40 \times 10 \times 0.5$
=2joule

Answer 2

Mass (m)=40 kg

Height (h)=0.5 m

g=10 m/s2

Work done= mgh

= 40*10*0.5

= 200 Joules