A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 8

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The ratio of the most probable velocity $(c_{m})$ and $rms$ velocity $(c_{rms})$ of the molecules of a given gas at a given temperature is

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Important Questions on Kinetic Theory of Gases

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 9

The

rms

speed of an ideal gas is

c

. The volume of the gas is doubled keeping its temperature unchanged. The

rms

speed will now be

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 10

The rms speed of which of the following gases is the greatest at a given temperature?

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 11

If the absolute temperature of a closed volume of gas is doubled, the mean free path of the molecules will be

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 12

According to kinetic energy of gases at zero degree absolute,

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 13

In adiabatic change, the gas pressure

(P)

is proportional to cube of absolute temperature

(T^{3})

. The value of

\frac{c_{P}}{c_{V}}

for the gas is

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 14

What is the absolute mass of an atom of oxygen?

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 15

A monoatomic ideal gas, initially at temperature

T_{1}

, is enclosed in a cylinder fitted with a frictionless piston. The gas is allowed to expand adiabatically to a temperature

T_{2}

by releasing the piston suddenly. If

L_{1}

and

L_{2}

are the lengths of gas column before and after expansion, respectively, then

\frac{T_{1}}{T_{2}}

is given by

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A Text Book of PHYSICS PART I : CLASS 11>Chapter 20 - Kinetic Theory of Gases>EXERCISE>Q 16

Find the temperature, When a van der Waals' gas undergoes free expansion,