A family uses 5 CFL of 10 W each for 10 hours every day, 5 fans of 100 W each for 15 hours every day, an air conditioner of 2 kW for 10 hours every day, a washing machine of 1 kW for 3 hours every week. Calculate the amount of electrical energy in kWh consumed by the family in a year.
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Answer:
E=Power(inkW)×time=
1000
4×100×6
kWh=2.4kWh
Consumed in 30 days=30×2.4=72
Total cost =72×5=360Rs.
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