An electric kettle is required to heat 0.6 litre of water from 10 degrees Celsuis to boiling point in 5min, the supply voltage being 240V. The efficiency of the kettle is 87%. Assume the spesific heat capacity of water to be 4190J/kg.K and 1 litre of water to have a mass of 1 kg. The resistance of the heating element is?
Please show calculations.
Please show calculations.