Question

Heater is rated at 5 kW calculate the cost of energy consumed by it in 30 days if it is run for 2 hours daily the cost of 1 kWh is priced at Rs.4.20

Answer 1

Power of heater=5KW
It is run for 2 hrs daily I.e. it consumes 10kw power in a day
Power consumed in 30 days= 10×30=300kW
cost of 1kWh=4.20
Cost for 300kwh=300×4.2
=Rs.1260

Answer 2

Explanation:

Hope you have understood,the answer is Rs. 1260

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