A household uses the following electric appliances.
(I) Refrigerator of rating 400W for 10h each day.
(II) Two electric fans of rating 80W each for 6h daily.
(III) Six electric tubes of rating 18W each for 6h daily.
Calculate the electricity bill for the household for month of June ,if cost of electrical energy is rupees 3 per unit
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Explanation:
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(i) Energy consumed by refrigerator of rating 400W for 10hr each day
(ii) Energy consumed by 2 electric fans of rating 80W each for 12h each day
(iii) Energy consumed by 6 electric tubes of rating 18W each for 6 h each day
Total energy consumed in the month of june (30days)
= (4 + 1.92 + 0.648) x 30kWh
= 6.568 x 30 = 197.04 kWh
Electricity bill for the month of june
= Rs.197.04 x 3 = Rs.591.12 = Rs.591 (approx)
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