Question

calculate the monthly bill for a heater of resistance 40, which is used on 220v mains, such that it's daily use for 5 hours. the cost of electric energy rs 5.00 per kwh​

Answer 1

Answer:

P=V^2/R = (220)^2 =1210W

R 40

Toral Energy Consumed = 181.5 KwH

Cost = 191.5 x 5= 907.5 Rs

Answer 2

Answer:

Hope this answer will help you