Q.

A gas perform a process as shown in VT diagram. Choose the correct option(s). 

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a

The process cannot be represented as PaVbTc=constant, where a, b, c are real numbers. 

b

Specific heat capacity is dependent on temperature 

c

Pressure of the gas monotonically decreases 

d

Pressure of the gas monotonically increases 

answer is A, B, D.

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Detailed Solution

V-T is linear and can be expressed as v = a - bT

Now  PV=nRT  P = nRTa-bT. Evidently with rise in T , pressure P increases.and C=CV+pdVndT=Cv+anRa-bT 

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A gas perform a process as shown in VT diagram. Choose the correct option(s).