Question

A boy raises 5 kg box to a height 2mtr the work done is

Answer 1

Given that ,

Mass of the box , m = 5 kg

Height , h = 2 m

So, Work Done = Force*Displacement

= mg*h

= 5 kg*9.8 m/s²*2 m

= 98 kgm²/s² = 98 Joule

So , Work Done is 98 J .