1
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

On an imaginary linear scale of temperature (called 'W' scale) the freezing and boiling points of water are 39$$^\circ$$ W and 239$$^\circ$$ W respectively. The temperature on the new scale corresponding to 39$$^\circ$$C temperature on Celsius scale will be

A
139$$^\circ$$ W
B
78$$^\circ$$ W
C
117$$^\circ$$ W
D
200$$^\circ$$ W
2
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Specific heats of an ideal gas at constant pressure and volume are denoted by $$\mathrm{C}_{\mathrm{p}}$$ and $$\mathrm{C}_{\mathrm{v}}$$ respectively. If $$\gamma=\frac{\mathrm{C}_{\mathrm{p}}}{\mathrm{C}_{\mathrm{v}}}$$ and $$\mathrm{R}$$ it's the universal gas constant then $$\mathrm{C}_{\mathrm{v}}$$ is equal to

A
$$\frac{(\gamma-1)}{(\gamma+1)}$$
B
$$\frac{(\gamma-1)}{\mathrm{R}}$$
C
$$\mathrm{R} \gamma$$
D
$$\frac{R}{(\gamma-1)}$$
3
MHT CET 2021 20th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

For a monoatomic gas, work done at constant pressure is W. The heat supplied at constant volume for the same rise in temperature of the gas is

A
W
B
$$\mathrm{\frac{5W}{2}}$$
C
$$\mathrm{\frac{W}{2}}$$
D
$$\mathrm{\frac{3W}{2}}$$
4
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
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