Question

an electric refrigerator rated 440 W operates eight hours a day.Calculate the energy per day in KWh​

Answer 1

Answer:

here is your answer

Explanation:

You can solve from this formula:

Energy of one day

=Power×Time=400W×8h=3.2KWh

Energy of 30 days =3.2KWh×30=96KWh

So, cost of the energy =96×3=Rs.288

l hope it's helpful