On an electric heater 220 volt and 1100 watt are marked. On using it for 4 hours, the energy consumed in kWh will be

A 60 watt bulb burns for 5 hours. What is the energy consume?

Power of an electric heater is 1000 W and it is run for 1 hour. Calculate the energy consumed by it.

The resistance of the filament of an electric bulb changes with temperature. If an electric bulb rated 220 volt and 100 watt is connected (220 xx 8) volt sources, then the actual power would be

Five electric fans of 120 watts each are used for 4 hours. Calculate the electrical energy consumed in kilowatt-hours.

A 100 watt bulb is used for 5 hours daily and four 60 watt bulbs are used for 5 hours daily. Calculate the energy consumed (in kWh) in the month of January.

The resistance of the filament of an electric bulb changes with temperature. If an electric bulb rated 220 volt and 100 watt is connected (220 xx 0.8) volt sources, then the actual power would be

A 220 volts and 100 watt bulb is connected to a 110 volt source. What is the power consumed by the bulb ?