Calculate total kinetic energy of one mole of oxygen at 27 ° C . Given Avogadro's number 6 . 02 × 10 23 and Boltzmann constant, K = 1 . 38 × 10 - 23 J mol - 1 K - 1 .

Total kinetic energy of one mole of nitrogen is its internal energy, which can be given as U = f 2 μ R T = 5 2 × 1 × 8 . 314 × 300 = 6235 . 5 J / m o l

HARD

11th West Bengal Board

IMPORTANT

Earn 100

Two closed vessels of equal volume contain air at a pressure of $300 kpa$ and temperature $27 ° C$ . The two are connected by a narrow tube of negligible volume. If one of the vessels is now maintained at $27 ° C$ and the other at $127 ° C$ , what will be the pressure in the vessels?

Important Questions on Kinetic Theory of Gases

HARD

11th West Bengal Board

IMPORTANT

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

A vessel of volume

2 L

contains

0.1

mole of oxygen and

0.2

moles of carbon dioxide. If the temperature of the mixture is

300 K

, find the pressure.

HARD

11th West Bengal Board

IMPORTANT

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

Two vessels of equal volume contain ideal gas at pressures and temperatures

p_{1}, T_{1}

and

p_{2}, T_{2}

respectively. They are now connected by a narrow tube of negligible volume. Find the relation between the equilibrium pressure

p

and equilibrium temperature

T

HARD

11th West Bengal Board

IMPORTANT

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

Show that the molecular collision frequency for a given type of gas in a container of constant volume varies as the square root of the absolute temperature.

HARD

11th West Bengal Board

IMPORTANT

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

Kinetic temperature of small particle is the temperature of a gas at equilibrium, whose most probable speed is the speed of the particle. Find the kinetic temperature of a proton of energy

1 mev

and that of a ball of mass

250 gm

moving with a velocity of

10 {ms}^{- 1}

MEDIUM

11th West Bengal Board

IMPORTANT

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

Calculate the average kinetic energy of translation of a nitrogen molecule at

27 ° C

MEDIUM

11th West Bengal Board

IMPORTANT

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

Calculate the total kinetic energy of a nitrogen molecule at

27 ° C

MEDIUM

11th West Bengal Board

IMPORTANT

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

Calculate total kinetic energy of one mole of oxygen at

27 ° C

. Given Avogadro's number

6.02 \times 10^{23}

and Boltzmann constant,

K = 1.38 \times 10^{- 23} J {mol}^{- 1} K^{- 1}

HARD

11th West Bengal Board

IMPORTANT

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

2 gm mol

of helium having

r . m . s .

speed of molecules

1000 {ms}^{- 1}

and

0.5 gm mol

of nitrogen having

r . m . s .

speed

3000 {ms}^{- 1}

are mixed in thermally insulated container. What are the

r . m . s .

speeds of helium and nitrogen molecules after equilibrium is reached?

Two closed vessels of equal volume contain air at a pressure of 300 kpa and temperature 27°C. The two are connected by a narrow tube of negligible volume. If one of the vessels is now maintained at 27°C and the other at 127°C, what will be the pressure in the vessels?

Important Questions on Kinetic Theory of Gases

Learn and Prepare for any exam you want !

Two closed vessels of equal volume contain air at a pressure of $300 kpa$ and temperature $27 ° C$ . The two are connected by a narrow tube of negligible volume. If one of the vessels is now maintained at $27 ° C$ and the other at $127 ° C$ , what will be the pressure in the vessels?