Question

what is the power of an engine which supplies 24kJ of energy per minute are .
a). 250 W
b). 400W
c). 200W
d). 500W
which is correct option ?

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Answer 1

solution

given :

energy = 24kJ = 24000J

time = 1 min = 60 sec

$power = \frac{energy}{time}$

$= \frac{24 \times 1000}{60}$

$= 400 \: watt$

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Answer 2

Answer:

the power of engine supplies 24kj of energy per minute is 200