The energy transferred from the water in the kettle to the surroundings in 2 hours is
46 200 J.

The mass of water in the kettle is 0.50 kg.

The specific heat capacity of water is 4200 J/kg °C.

The initial temperature of the water is 100 °C.

Calculate the average power output from the water in the kettle to the surroundings in 2 hours​