A 400W refrigerator operates for 16 h per day. Calculate the cost to operate uf fir 30 days at /rs.3.40 per kwh

Question

A 400W refrigerator operates for 16 h per day Calculate the cost
to operate uf fir 30 days at /rs 3 40 per kwh

Jyoti Pant · Accepted Answer

Given that:
P=400 W=0 4 kW
t=30 x 16=480 hours
Using E=P x t
E=0 4 x 480=192 kWh
Cost of energy=192 x 3 40=Rs 652 8