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The expansion of an ideal gas of mass m at a constant pressure P is given by the straight line D. Then the expansion of the same ideal gas of mass 2m at a pressure P/2 is given by the straight line

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Important Questions on Kinetic Theory of Gases

EASY

Physics

IMPORTANT

PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 24

Two gases occupy two containers

A

and

B

; the gas in

A

, of volume

0.10 m^{3}

, exerts a pressure of

1.40 MPa

and that in

B

, of volume

0.15 m^{3}

, exerts a pressure

0.7 MPa

. The two containers are joined by a tube of negligible volume and the gases are allowed to intermingle. Then if the temperature remains constant, the final pressure in the containers will be (in

MPa

)

EASY

Physics

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 25

A closed vessel contains 8g of oxygen and 7 g of nitrogen. The total pressure is 10 atm at a given temperature. If now oxygen is absorbed by introducing a suitable absorbent, the pressure of the remaining gas in atm will be

EASY

Physics

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 26

Energy of all molecules of a monatomic gas having a volume V and pressure P is 3/2 PV. The total translational kinetic energy of all molecules of a diatomic gas at the same volume and pressure is

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Physics

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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 27

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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PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 28

A stationary cylinder of oxygen used in a hospital has the following characteristics at room temperature 300 K, gauge pressure 1.38 x 10⁷ Pa, volume 16 L. If the flow area, measured at atmospheric pressure, is constant at 2.4 L/min, the cylinder will last for nearly

EASY

Physics

IMPORTANT

PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 29

Internal energy of

n_{1}

mol of hydrogen of temperature

T

is equal to the internal energy of

n_{2} mol

of helium at temperature

2 T

. The ratio

n_{1} / n_{2}

EASY

Physics

IMPORTANT

PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 30

2 mol

of an ideal monatomic gas at temperature

T_{0}

is mixed with

4 mol

of another ideal monatomic gas at temperature

2 T_{0}

, then the temperature of the mixture is___

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Physics

IMPORTANT

PHYSICS FOR JOINT ENTRANCE EXAMINATION WAVES AND THERMODYNAMICS>Chapter 3 - Kinetic Theory of Gases>Exercises>Q 31

P

is the atmospheric pressure in the previous problem, find the percentage increase in tension of the string after heating:

The expansion of an ideal gas of mass m at a constant pressure P is given by the straight line D. Then the expansion of the same ideal gas of mass 2m at a pressure P/2 is given by the straight line

Important Questions on Kinetic Theory of Gases

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