Application of Power

 

1. Power is the rate at which work is done.

                    \(Power=\frac { Work\quad done }{ Time\quad taken } \)

where, 
Work done = Force x Distance moved

 

2. Power is measured in J \({ s }^{ -1 }\) or watt.

                     1 watt = 1 J \({ s }^{ -1 }\)