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.

Ten 50W bulbs are operated for 10 hours per day. The energy consumed in kWh in a 30 day month is

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

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

An electric bulb of 60 W is used for 6 hours per day. Calculate the units of energy consumed in one day by the bulb.

Calculate the units of electricity consumed in the month of November form the following details. One 60 W bulb used for 5 hours daily. One 100 W bulb is used for 3 hours daily. One 1 kW electric heater is used for 2 hour daily. Also calculate the monthly bill at the rate of 2.50 per unit.

An electric bulb of 60 W is used for 6 h per day. Calculate the units of energy consumed in one day by the bulb.

An electric bulb of 60 W is used for 6 h per day. Calculate the units of energy consumed in one day by the bulb.

Calculate the units of electricity consumed in the month of September form the following details. (i) One 40 W bulb used for 5 hours daily. (ii) One 100 W bulb used for 4 hours daily. (iii) One 240 W electric fan used for 4 hours daily. Also calculate the monthly bill at the rate of Rs 3 per unit.