The pressure of the gas in a constant volume gas thermometer at steam point (373.15K) is 1.5×104Pa. What will be the pressure at the triple point of water ?
A
1.10×104Pa
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B
1.50×104Pa
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C
2.10×104Pa
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D
2.50×104Pa
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Solution
The correct option is A1.10×104Pa PT=PtmTtr; we know Ttr=273.16K
Here given P=1.5×104Pa;T=373.15K Ptr=1.5×104×273.16373.15 Ptr=1.10×104Pa