(D) The formula for electric energy is $Energy = Power \times Time$.Since the unit of power is $Watt$ $(W)$ and the unit of time is $second$ $(s)$,the

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

(D) The formula for electric energy is $Energy = Power \times Time$.Since the unit of power is $Watt$ $(W)$ and the unit of time is $second$ $(s)$,the unit of energy is $Watt \times second$ $(W \cdot s)$.$1 \ W \cdot s = 1 \ Joule$ $(J)$.Therefore,$Watt-second$ is a unit of electric energy.