Question

An electric heater is rated at 2kilo watt claculate tha cost of using it for 2hour daily for the month of september each unit vost is rs 4

Answer 1

Power -2kw

Time in one day -2hrs

Energy consumed - P x t = 4Kwh

The month of September has 30 days so

Energy consumed in September is 4x30=120 kwh

Cost = 4 x 120 = 480 RS

Thank You