Question

A fan of power 50 W is used 8 hours per day and a TV of power 40 W is used 6 hours per day. What is the energy consumption of a fan and TV per month of 30 days?​

Answer 1

The energy consumption of Fan and TV per month is

= [{(50×8)+(40×6)}×30] W

= {(400+240)×30} W

= (640×30) W

= 19200 W