Question

4 tube lights each of 20w and two fans each of 100w are switched on 8h daily if the cost of per unit is rs 3 find the bill of month april​

Answer 1

Answer:

Power of 4 tube lights = 40 x 4 = 160w power of fans = 2 x 100 = 200w Energy consumed per day = [200 + 160] x 8 = (360 x 8)wh