1
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

If the pressure of an ideal gas is decreased by $$10 \%$$ isothermally, then its volume will

A
decrease by $$8 \%$$
B
decrease by $$9 \%$$
C
increase by $$8 \%$$
D
increase by $$11.1 \%$$
2
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

An ideal gas having molar mass '$$\mathrm{M}_0$$', has r.m.s. velocity 'V' at temperature 'T'. Then

A
$$\mathrm{VT}^2=$$ constant
B
$$\frac{\mathrm{v}^2}{\mathrm{~T}}=$$ constant
C
$$\mathrm{V}^2 \mathrm{T}=$$ constant
D
$$\mathrm{V}$$ is independent of $$\mathrm{T}$$
3
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

An ideal gas at $$27^{\circ} \mathrm{C}$$ is compressed adiabatically to $$(8 / 27)$$ of its original volume. If ratio of specific heats, $$\gamma=5 / 3$$ then the rise in temperature of the gas is

A
500 K
B
125 K
C
250 K
D
375 K
4
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The translational kinetic energy of the molecules of a gas at absolute temperature (T) can be doubled

A
by increasing $$\mathrm{T}$$ to $$4 \mathrm{~T}$$
B
by increasing $$\mathrm{T}$$ to $$2 \mathrm{~T}$$
C
by decreasing $$\mathrm{T}$$ to $$\mathrm{T} / 2$$
D
by increasing $$\mathrm{T}$$ to $$\sqrt{2} \mathrm{~T}$$
MHT CET Subjects
EXAM MAP