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Question 68Asked in RRB ALP CBT-1, 16 Feb 2026, Shift 3 (4:00 PM)

What happens at the boiling point of a liquid?

  1. AParticles remain fixed and do not move at all.
  2. BParticles expand slightly and remain in liquid form.
  3. CParticles lose energy and move closer together.
  4. DParticles gain enough energy to change into vapour.
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Correct answer: (D) Particles gain enough energy to change into vapour.

From RRB ALP CBT-1 PYQ 16 Feb 2026, Shift 3 (4:00 PM)

This is question 68 of RRB ALP CBT-1 PYQ 16 Feb 2026, Shift 3 (4:00 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.