A 15 g mass of nitrogen gas is enclosed in a vessel at a temperature $27^{o} C$ . Amount of heat transferred to the gas, so that rms velocity of molecules is doubled, is about :

10 kJ

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0.9 kJ

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6 kJ

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14 kJ

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Solution

The correct option is A 10 kJ
$Q = n C_{v} Δ T$ as gas in closed vessel
$Q = \frac{15}{28} \times \frac{5 \times R}{2} \times (4 T - T)$
$Q = 10000 J = 10 k J$

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Similar questions

Q. If

15 g

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27^{\circ} C

. Amount of heat transfered to the gas, so that rms velocity of molecules is doubled is about
[Take

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A 15 g mass of nitrogen gas is enclosed in a vessel at a temperature 27oC. Amount of heat transferred to the gas, so that rms velocity of molecules is doubled, is about :

The correct option is A 10 kJQ=nCvΔT as gas in closed vesselQ=1528×5×R2×(4T−T)Q=10000J=10kJ

A 15 g mass of nitrogen gas is enclosed in a vessel at a temperature $27^{o} C$ . Amount of heat transferred to the gas, so that rms velocity of molecules is doubled, is about :

The correct option is A 10 kJ
$Q = n C_{v} Δ T$ as gas in closed vessel
$Q = \frac{15}{28} \times \frac{5 \times R}{2} \times (4 T - T)$
$Q = 10000 J = 10 k J$