1
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A diatomic gas undergoes adiabatic change. Its pressure $$p$$ and temperature $$T$$ are related as $$p \propto T^x$$, where $$x$$ is

A
3.0
B
1.5
C
2.5
D
3.5
2
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

For a gas, $$\frac{R}{C_V}=0.4$$, where $$R$$ is universal gas constant and $$C_V$$ is the molar specific heat at constant volume. The gas is made up of molecules, which are

A
polyatomic
B
rigid diatomic
C
monoatomic
D
non-rigid diatomic
3
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

A monoatomic gas of pressure $$p$$ having volume $$V$$ expands isothermally to a volume $$2V$$ and then adiabatically to a volume $$16 \mathrm{~V}$$. The final pressure of the gas is (ratio of specific heats $$=\frac{5}{3}$$

A
$$\frac{p}{8}$$
B
$$\frac{p}{16}$$
C
$$\frac{p}{64}$$
D
$$\frac{p}{32}$$
4
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The equation of state for 2 g of oxygen at a pressure ' $P$ ' and temperature ' $T$, when occupying a volume ' $V$ ' will be

A
$p V=16 R T$
B
$p V=R T$
C
$p V=\frac{1}{16} R T$
D
$p V=2 R T$
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