Question

An object of mass 10kg is placed on a table of height 1.5m the object is lifted up to height of 4.5m find potential energy

Answer 1

potential energy = mgh
here m= 10 kg
g= 10m/s^2
h=1.5+4.5=6 m
potential energy= 10 x 10 x 6 =600 joules