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Kinetic Theory

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Equation of State of a Perfect Gas

Subtopic

Equation of State of a Perfect Gas under Kinetic Theory for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following is equivalent to 1 Pascal?

    A.

    1 N/m1 \text{ N/m}

    B.

    1 N/m21 \text{ N/m}^2

    C.

    1 J/m1 \text{ J/m}

    D.

    1 kg m/s21 \text{ kg m/s}^2

  2. 2.

    At what temperature does the volume of an ideal gas theoretically become zero according to Charles's Law?

    A.

    0∘C0 ^\circ\text{C}

    B.

    100 K100 \text{ K}

    C.

    −273.15∘C-273.15 ^\circ\text{C}

    D.

    273.15 K273.15 \text{ K}

  3. 3.

    The 'Equation of State' for a perfect gas relates which of the following?

    A.

    Force and Displacement

    B.

    Pressure, Volume, and Temperature

    C.

    Mass and Velocity

    D.

    Current and Voltage

Download the worksheet for Kinetic Theory - Equation of State of a Perfect Gas to practice offline. It includes additional chapter-level practice questions.

Kinetic Interpretation of Temperature

Subtopic

Kinetic Interpretation of Temperature under Kinetic Theory for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The translational kinetic energy of a molecule is independent of:

    A.

    Temperature

    B.

    Mass of the molecule

    C.

    Nature of the gas

    D.

    Both B and C

  2. 2.

    Two gases are kept at the same temperature. Gas 1 has molecules of mass mm and Gas 2 has molecules of mass 2m2m. The ratio of their average kinetic energies is:

    A.

    1:21:2

    B.

    2:12:1

    C.

    1:11:1

    D.

    1:41:4

  3. 3.

    If the pressure of an ideal gas is kept constant while its absolute temperature is tripled, the rms speed will increase by factor:

    A.

    33

    B.

    1/31/3

    C.

    3\sqrt{3}

    D.

    99

Download the worksheet for Kinetic Theory - Kinetic Interpretation of Temperature to practice offline. It includes additional chapter-level practice questions.

Degrees of Freedom and Law of Equipartition of Energy

Subtopic

Degrees of Freedom and Law of Equipartition of Energy under Kinetic Theory for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of the following is the correct value of γ\gamma for a gas whose molecules have 5 degrees of freedom?

    A.

    7/57/5

    B.

    5/35/3

    C.

    4/34/3

    D.

    9/79/7

  2. 2.

    The Law of Equipartition of Energy is valid for systems that are in:

    A.

    Thermal equilibrium

    B.

    Constant motion

    C.

    Vacuum

    D.

    A state of flux

  3. 3.

    The average kinetic energy per mole of any ideal gas depends ONLY on its:

    A.

    Volume

    B.

    Pressure

    C.

    Temperature

    D.

    Nature of gas

Download the worksheet for Kinetic Theory - Degrees of Freedom and Law of Equipartition of Energy to practice offline. It includes additional chapter-level practice questions.

Mean Free Path

Subtopic

Mean Free Path under Kinetic Theory for Grade 11 CBSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If the mean free path of gas A is twice that of gas B at the same number density, then the ratio of their molecular diameters (dA/dBd_A/d_B) is:

    A.

    2

    B.

    1/21/2

    C.

    2\sqrt{2}

    D.

    1/21/\sqrt{2}

  2. 2.

    The mean free path is related to the macroscopic density (mass/volume) ρ\rho as:

    A.

    λ∝ρ\lambda \propto \rho

    B.

    λ∝1/ρ\lambda \propto 1/\rho

    C.

    λ∝ρ2\lambda \propto \rho^2

    D.

    λ∝ρ\lambda \propto \sqrt{\rho}

  3. 3.

    If the diameter of a molecule is dd, the effective 'collision volume' swept by a molecule moving a distance LL is roughly:

    A.

    πd2L\pi d^2 L

    B.

    πdL\pi d L

    C.

    43πd3\frac{4}{3} \pi d^3

    D.

    d2Ld^2 L

Download the worksheet for Kinetic Theory - Mean Free Path to practice offline. It includes additional chapter-level practice questions.

Kinetic Theory - CBSE Class 11 Physics Notes & Revision | Krit.club