Question

When a box with 500 g mass is pulled vertically to 0.8 m distance from the ground, the reading of spring balance is 5.0 N. Calculate the work done.

Answer 1

Given:

$F=5.0\:\rm N$

$d=0.8\:\rm m$

The work done

$$W=Fd=5.0\:\rm N*0.8\: m=4.0\: J$$