A TV of 120 W runs for 5 hours a day in the month of June. (a) How much electricity will be consumed in the month of June? Ans. (b) What would be the cost of electrical energy used in the above month if one-unit costs Rs 5?
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answer:
a ) 18
b) 90
explanation:
consumed energy:120/1000*5*30
=18units
electrical cost: 18*5
= rupees 90
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