Question

*Class work* .
1. Calculate the work done by a body of weight 200N which moves through a distance of 12m.
2. What quantity of energy is expended when a 120-watt electric bulb is turned on for 3 hours .​

Answer 1

1) 12m x 200N=2400J (J) is the unit for workdone

2) 120 x 3 = 360W