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Carnot Cycle

A player gets...

Question

A player gets 400 Kilocalories energy daily from the food. His power will be

A

zero

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B

1.93 watt

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C

19.3 watt

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D

193.5 watt

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Solution

The correct option is C 19.3 watt
Power is calculated as energy used per second. 400 kcal of energy is used in 24 hrs. Thus we calculate the power as

$\frac{(400 \times 4.184 \times 1000) J}{(24 \times 60 \times 60) s} = 19.3 w a t t s$

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