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 :

9.24 \times 10^{5}

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6.24 \times 10^{7}

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9.24 \times 10^{7}

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6.24 \times 10^{5}

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Solution

The correct option is D $9.24 \times 10^{5}$ J
For one minute
$H = m C θ$
$= 4 k g \times 4200 \times 55 = 924000 J = 9.24 \times 10^{5} j$

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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 :

The correct option is D 9.24×105JFor one minuteH=mCθ=4kg×4200×55=924000J=9.24×105j

The correct option is D $9.24 \times 10^{5}$ J
For one minute
$H = m C θ$
$= 4 k g \times 4200 \times 55 = 924000 J = 9.24 \times 10^{5} j$