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[Post New]26 Mar 2008 17:54:50 IST
    Subject: Re:doubt
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hash_include (381)

Scorching goIITian

Olaaa!! Perrrfect answer. 59  [102 rates]
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gamma = rac {dV}{V.dT}
also,
PV = nRT ..... (1)
=> P.dV = nR.dT
=> rac {dV}{dT} = rac {nR}{P}

so,
gamma = rac {nR}{PV}
but, from (1), rac {nR}{PV} = rac 1 T
so, gamma = rac 1 T
Smile

Note that T is the initial temperature.
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