Class 11 · Physics

Kinetic Theory NEET Questions

100 verified questionsNCERT chapter mappedFree practiceAutomatic error log

Build recall in Kinetic Theory through active solving. This bank covers the complete chapter with original NEET-style MCQs, worked explanations and chapter-level NCERT provenance—without pretending original questions are previous-year questions.

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Three examples from the live 100-question bank. Answers appear after attempting them in practice mode.

Example 1 · difficulty 1/5

The absolute temperature of an ideal gas is increased from 300 K to 1200 K. The rms speed of its molecules becomes:

  • A. half of its original value
  • B. four times its original value
  • C. two times its original value
  • D. unchanged

Example 2 · difficulty 1/5

Vessel A contains helium gas and vessel B contains argon gas, both behaving as ideal monatomic gases at the same temperature of 300 K. Which quantity is necessarily the same for one molecule of either gas?

  • A. magnitude of its mean momentum
  • B. its average translational kinetic energy
  • C. its rms speed
  • D. the total kinetic energy of the whole sample

Example 3 · difficulty 2/5

In the kinetic theory derivation of gas pressure, the result P = (1/3)ρ(v_rms)^2 is obtained. The numerical factor 1/3 arises because:

  • A. isotropy of the gas gives v_x^2 = v_y^2 = v_z^2 = (1/3)(v_rms)^2
  • B. collisions of molecules with the walls are perfectly elastic
  • C. only one-third of the molecules move towards any given wall at any instant
  • D. intermolecular forces do no work during collisions

The chapter mastery loop

  1. 1. Attempt firstExpose recall gaps before rereading.
  2. 2. Classify the missConcept, careless, rushed or guessed.
  3. 3. Re-practiceReturn until the error pattern disappears.

Frequently asked questions

How many Kinetic Theory NEET questions are available?

NeetVellum publishes 100 verified questions for this chapter. Free accounts use the daily UG quota; UG Pro removes it.

How should I revise Kinetic Theory for NEET?

Attempt questions before rereading, classify each miss, revisit the exposed NCERT concept, then re-practice until the error pattern disappears.

Kinetic Theory NEET questions — 100 free MCQs with solutions · NeetVellum