Question

Calculation of monthly electricity bill for any appliance used at your home

Answer 1

660

Explanation:

eg 10 bulbs tht glow for 10 hours per day for 30 days

energy=power×time

=220×10=2200 waat hour

for 10 bulbs it will be 22000wat hour

for 30 days it will be 660000watt hour

=660000/1000=660kwh