Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 12

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A sample of gas in a box is at pressure $P_{0}$ and temperature $T_{0} .$ If number of molecules is doubled and total kinetic energy of the gas is kept constant then, the final temperature and pressure of the 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 13

The average velocity of gas molecules is

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 14

Which of the following methods will enable the volume of ideal gas to be increased four times ?

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 15

The average speed of gas molecules is

v

at pressure

P

. If by keeping temperature constant the pressure of gas is doubled, then average speed will become

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 16

Four molecules of a gas have speeds

1, 2, 3

and

4

k m s^{- 1}

. The value of rms speed of the gas molecules is

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

The

r m s

speed of the molecules of enclosed gas is

v .

What will be the

r m s

speed if pressure is doubled keeping the temperature the same?

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 18

The ratio of number of collisions per second at the walls of the container by

He

and

O_{2}

gas molecules, kept at same volume and temperature, is (assume normal incidence on walls)

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 19

An ant is moving on a plane horizontal surface. The number of degrees of freedom of the ant will be

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Gamma Question Bank for Medical Physics>Chapter 13 - Kinetic Theory>Assignment>Q 20

If a gas has

' f'

degree of freedom, the ratio of the specific heats of the gases

\frac{C_{p}}{C_{v}}

is