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Transfer of heat - class-XI
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A geyser heats water flowing at the rate of 4 litre per minutes from 30 C to 85 C. If the geyser operates on gas burner then the amount of heat used per minute is :
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A
$9.24\times { 10 }^{ 5 }$J
💡 Explanation:
For one minute
$H=mC\theta$
$=4kg\times 4200\times55\=924000J\=9.24\times 10^5j$