NEET Physics: Behaviour of Perfect Gas and Kinetic Theory — Free Practice Set 16 (10 MCQs)

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Behaviour of Perfect Gas and Kinetic Theory. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

0

Easy

10

Medium

0

Hard

Key concepts covered in this specific test include Specific, Capacity, Translational, Collision, Frequency, and Molecule.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. A solid has a molar specific heat capacity of \(24.4 \, \text{J mol}^{-1} \text{K}^{-1}\). How many degrees of freedom per atom does it have? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

A. 3
B. 4
C. 5
D. 6

Q2. What is the average translational kinetic energy of an argon atom at 900 K? (\(k_B = 1.38 \times 10^{-23} \, \text{J K}^{-1}\))

A. \(1.449 \times 10^{-20} \, \text{J}\)
B. \(1.656 \times 10^{-20} \, \text{J}\)
C. \(1.863 \times 10^{-20} \, \text{J}\)
D. \(2.07 \times 10^{-20} \, \text{J}\)

Q3. What is the collision frequency of a gas molecule with a mean free path of \(2.4 \times 10^{-7} \, \text{m}\) and average speed of 480 m/s?

A. \(1.5 \times 10^9 \, \text{s}^{-1}\)
B. \(2.0 \times 10^9 \, \text{s}^{-1}\)
C. \(2.5 \times 10^9 \, \text{s}^{-1}\)
D. \(3.0 \times 10^9 \, \text{s}^{-1}\)

Q4. A gas has a \(C_v\) of \(24.93 \, \text{J mol}^{-1} \text{K}^{-1}\). What is the ratio of specific heats (\(\gamma\))? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

A. 1.25
B. 1.33
C. 1.40
D. 1.67

Q5. A gas mixture has equal numbers of helium and nitrogen molecules at 400 K. What is the ratio of their rms speeds? (Atomic mass: He = 4 u, \(N_2 = 28 \, \text{u}\))

A. 1:2.65
B. 1:1
C. 2.65:1
D. 7:1

+ 5 more questions in the actual test

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Are these questions relevant for the latest NEET syllabus?

Absolutely. Our content team regularly updates the question bank to strictly align with the latest NTA NEET syllabus and NCERT textbooks.

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Yes, once you submit the test, you will get an instant scorecard along with the correct answers and detailed explanations for every question.

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NEET Physics — Behaviour of Perfect Gas and Kinetic Theory

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Preview of Questions in this Test

Q1. A solid has a molar specific heat capacity of \(24.4 \, \text{J mol}^{-1} \text{K}^{-1}\). How many degrees of freedom per atom does it have? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

Q2. What is the average translational kinetic energy of an argon atom at 900 K? (\(k_B = 1.38 \times 10^{-23} \, \text{J K}^{-1}\))

Q3. What is the collision frequency of a gas molecule with a mean free path of \(2.4 \times 10^{-7} \, \text{m}\) and average speed of 480 m/s?

Q4. A gas has a \(C_v\) of \(24.93 \, \text{J mol}^{-1} \text{K}^{-1}\). What is the ratio of specific heats (\(\gamma\))? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

Q5. A gas mixture has equal numbers of helium and nitrogen molecules at 400 K. What is the ratio of their rms speeds? (Atomic mass: He = 4 u, \(N_2 = 28 \, \text{u}\))

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NEET Physics: Behaviour of Perfect Gas and Kinetic Theory — MCQ Test 16

Q6. At what temperature is the rms speed of neon molecules 620 m/s? (Atomic mass of Ne = 20.2 u, \(k_B = 1.38 \times 10^{-23} \, \text{J K}^{-1}\))

Q7. What is the total internal energy of 0.5 moles of a diatomic gas at 200 K with no vibrational modes? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

Q8. What is the average speed of a molecule if its mean free path is \(4 \times 10^{-7} \, \text{m}\) and time between collisions is \(8 \times 10^{-10} \, \text{s}\)?

Q9. A gas at 2 atm and 400 K has a density of \(0.8 \, \text{kg m}^{-3}\). What is its molecular mass? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\), 1 atm = \(1.01 \times 10^5 \, \text{Pa}\))

Q10. The ratio of specific heats (\(\gamma\)) for a triatomic gas with no vibrational modes is:

NEET Physics — Behaviour of Perfect Gas and Kinetic Theory

Accelerate Your NEET Preparation

Question Bank

Practice Tests

NEET PYQs

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About this NEET MCQ Test

Preview of Questions in this Test

Q1. A solid has a molar specific heat capacity of \(24.4 \, \text{J mol}^{-1} \text{K}^{-1}\). How many degrees of freedom per atom does it have? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

Q2. What is the average translational kinetic energy of an argon atom at 900 K? (\(k_B = 1.38 \times 10^{-23} \, \text{J K}^{-1}\))

Q3. What is the collision frequency of a gas molecule with a mean free path of \(2.4 \times 10^{-7} \, \text{m}\) and average speed of 480 m/s?

Q4. A gas has a \(C_v\) of \(24.93 \, \text{J mol}^{-1} \text{K}^{-1}\). What is the ratio of specific heats (\(\gamma\))? (\(R = 8.31 \, \text{J mol}^{-1} \text{K}^{-1}\))

Q5. A gas mixture has equal numbers of helium and nitrogen molecules at 400 K. What is the ratio of their rms speeds? (Atomic mass: He = 4 u, \(N_2 = 28 \, \text{u}\))

Frequently Asked Questions

Is this practice set completely free?

Are these questions relevant for the latest NEET syllabus?

Can I view the solutions after the test?

About TopperSquare

More Physics Chapters for NEET

Explore More NEET Subjects

Everything you need to crack NEET