The pressure of hydrogen gas in a constant volume gas thermometer is 80cm at 00C, 110 cm at 1000C and 95cm at unknown temperature ‘t’ then ‘t’ is equal to
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a
500C
b
750C
c
950C
d
1500C
answer is A.
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Detailed Solution
in a constant volume thermometer, Pt=95 is pressure at t0C; Po=80 is pressure at 00C; P100 =110 is pressure at 1000C t=Pt−PoP100−P0×100 substitute the given values in above equation t=95−80110−80×100 t=1530×100 t=500C