PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Circuits · Electric Circuits
Problem
A ceiling fan of power rating 60W runs for 8h every day. If the cost of electrical energy is Rs. 5 per kWh, what will be the cost of running the fan for 30 days?
(a) Rs. 144
(b) Rs. 7.2
(c) Rs. 72
(d) Rs. 216