Physics, asked by aditishikha, 1 year ago

An electric heater draws a current of 10ampere from a 220volt supply . what is the cost of using the heater for five hours for 30days.If the cost of 1unit is rupees 5.20

Answers

Answered by AJAYMAHICH
2
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here is your answer

P=VI

P=220 X 10

P=2200 W

ELECTRIC ENERGY= P X t

=2200 X 5

= 11000Whr

=11kWhr.

= for 30 days at the cost of 5.20 rupeess

= 11x 30x 5.20

= Rs.1716


aditishikha: thanks
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