Physics, asked by zara56, 1 year ago

a household uses the following electrical appliances
(a) refrigerator of rating 400 Watt for 10 hours each day
(b) 2 electrical fans of rating 80 watts for each for 12 hours each day
(c)6 electric tubes of rating 18 watts each for 6 hours each day
calculate the electricity bill of the household for the month of June if the cost per unit of energy is ₹3

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Answers

Answered by harrypotter95
2
Total watts = 400 + 80 + 18 = 498 watts

1000 watts = 1 unit

498 watts = 498÷1,000
= 0.498
Per day

In one month

0.498 units * 31
= 0.498 × 31
= 15.438

Cost of it is 15.438 * 3
= 46.314
Answered by brainlygirl87
0

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