Two electric motors are used to lift a 2N weight through a vertical height of 10m.

Motor one does this in 5 seconds.

Motor two does this in 10 seconds.

What is the power rating of each motor?

A hairdryer transfers 48,000 J of energy in one minute. What is the power rating of the hairdryer?

How many kW are there in 5000W?

What is a Watt of power (1W) ?

Which of these formula for Power is correct?