Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 37

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A flask contains argon and chlorine in the ratio $3 : 1$ by mass. The temperature of the mixture is $300 K .$ If atomic mass of argon $= 39.9 u$ and molecular mass of chlorine $= 70.9 u,$ then the ratio of average kinetic energy per molecule of argon to chlorine gas is:

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Important Questions on Kinetic Theory of Gases

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 38

The ratio of the mean speed of hydrogen molecules to the mean speed of nitrogen molecules in a sample containing a mixture of the two gases is:

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 39

A, B

and

C

Are three closed vessels, at the same temperature

T

And contain gases which obey the Maxwellian distribution of velocities. Vessel

A

Contains only undefined and

C

A mixture of equal quantities of

O_{2}

And undefined. If the average speed of

O_{2}

Molecules in vessel

A

is

v_{1}

, that of the undefined molecules in vessel

B

is

v_{2}

, the average speed of the

O_{2}

Molecules in vessel

C

is

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 40

The pressure of an ideal gas is written as

P = \frac{2 E}{3 V}

. Here

E

refers to

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 41

Which of the following quantities is same for all ideal gases at the same temperature?

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 42

The internal energy of a mono-atomic gas is,

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 43

A gas mixture consists of

2

moles of oxygen and

4

moles of argon at temperature

T

. Neglecting all vibrational modes, the total internal energy of the system is:

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 44

Cooking gas containers are kept in a lorry moving with uniform speed. The temperature of the gas molecules inside will:

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Alpha Question Bank for Medical: Physics>Chapter 18 - Kinetic Theory of Gases>Exercise-1>Q 45

According to law of equal distribution of energy, the mean energy of a molecule per degree of freedom is: