1
MHT CET 2023 9th May Morning Shift
+1
-0

For a gas having '$$\mathrm{X}$$' degrees of freedom, '$$\gamma$$' is ($$\gamma=$$ ratio of specific heats $$=\mathrm{C_P / C_V}$$)

A
$$\frac{1+X}{2}$$
B
$$1+\frac{X}{2}$$
C
$$1+\frac{2}{x}$$
D
$$1+\frac{1}{x}$$
2
MHT CET 2023 9th May Morning Shift
+1
-0

Two uniform brass rods $$A$$ and $$B$$ of length and '$$2 l$$' and their radii '$$2 r$$' and '$$r$$' respectively are heated to same temperature. The ratio of the increase in the volume of $$\operatorname{rod} \mathrm{A}$$ to that of $$\operatorname{rod} \mathrm{B}$$ is

A
$$1: 1$$
B
$$1: 2$$
C
$$2: 1$$
D
$$1: 4$$
3
MHT CET 2023 9th May Morning Shift
+1
-0

A gas at N.T.P. is suddenly compressed to $$\left(\frac{1}{4}\right)^{\text {th }}$$ of its original volume. The final pressure in (Given $$\gamma=$$ ratio of sp. heats $$=\frac{3}{2}$$ ) atmosphere is ( $$\mathrm{P}=$$ original pressure)

A
$$4 \mathrm{P}$$
B
$$\frac{3}{2} \mathrm{P}$$
C
$$8 \mathrm{P}$$
D
$$\frac{1}{4} \mathrm{P}$$
4
MHT CET 2023 9th May Morning Shift
+1
-0

In a thermodynamic process, there is no exchange of heat between the system and surroundings. Then the thermodynamic process is

A
isothermal
B
isobaric
C
isochoric
D
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Physics
Mechanics
Optics
Electromagnetism
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
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