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Household Electrification

Electricity c...

Question

Electricity consumed by all the fans is what per cent of energy consumed by all the coolers ?

A

132.2%

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B

136.88%

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C

122.68%

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D

169.62%

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E

101.4%

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Solution

The correct option is B
136.88%

Electricity consumed by all the fans = 14 × 11 × 80 w-hr

Energy consumed by all the coolers = 9 × 5 × 200 w-hr

$∴$ Required per cent = $\frac{14 \times 11 \times 80}{9 \times 5 \times 200} \times 100 = 136.88 %$

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