Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 26

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A box of negligible mass containing $2$ moles of an ideal gas of molar mass $M$ and adiabatic exponent $γ$ moves with constant speed $v$ on a smooth horizontal surface. If the box suddenly stops, then change in temperature of gas will be

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Important Questions on Kinetic Theory

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 27

On increasing number density for a gas in a vessel, mean free path of a gas

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 1

One mole of ideal gas follows a law according to that its pressure varies with volume as

P = \frac{a}{1 + \frac{V}{b}}

(where

a

and

b

are positive constant). The temperature of gas at volume

V = a

is

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 4

By what percentage should the pressure of a given mass of a gas be increased so as to decrease its volume by

10 %

at a constant temperature?

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 5

The average kinetic energy of a gas molecule at

27 ° C

is

6.2 \times 10^{- 21} J .

Its average kinetic energy at

227 ° C

will be

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 7

The volume of a certain mass of gas at constant pressure is doubled to its value at

0 ° C .

The temperature of the gas will be

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 8

The

r m s

speed of a molecule of oxygen at

127 ° C

is half that of a molecule of hydrogen at

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 9

Five molecules of a gas have speeds

1, 2, 3, 4

and

5 km s^{- 1} .

The ratio of rms speed to the average speed of the gas molecule will be

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 10

The graph between mean free path and number density for a gas molecule will be