MHT CET 2020 16th October Morning Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2020 16th October Morning Shift

MCQ (Single Correct Answer)

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Using Bohr's quantisation condition, what is the rotational energy in the second orbit for a diatomic molecule? ($$I=$$ moment of inertia of diatomic molecule and, $$h=$$ Planck's constant)

$$\frac{h}{2 I \pi^2}$$

$$\frac{h^2}{2 I \pi^2}$$

$$\frac{h^2}{2 I^2 \pi^2}$$

$$\frac{h}{2 I^2 \pi}$$

MHT CET 2020 16th October Morning Shift

MCQ (Single Correct Answer)

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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 $$=\frac{5}{3}$$

$$\frac{p}{8}$$

$$\frac{p}{16}$$

$$\frac{p}{64}$$

$$\frac{p}{32}$$

MHT CET 2020 16th October Morning Shift

MCQ (Single Correct Answer)

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A particle is moving in a radius $$R$$ with constant speed $$v$$. The magnitude of average acceleration after half revolution is

$$\frac{2 \pi}{R v^2}$$

$$\frac{2 R}{\pi v}$$

$$\frac{2 v^2}{\pi R}$$

$$\frac{2 V}{\pi R^2}$$