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Question 73Asked in RRB ALP CBT-1, 16 Feb 2026, Shift 2 (12:30 PM)

When a drop of ink is placed in water, it spreads evenly without stirring. What does this demonstrate?

  1. AParticles are at rest
  2. BParticles are heavy and settle down
  3. CParticles of matter are constantly moving
  4. DWater reacts with ink
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Correct answer: (C) Particles of matter are constantly moving

From RRB ALP CBT-1 PYQ 16 Feb 2026, Shift 2 (12:30 PM)

This is question 73 of RRB ALP CBT-1 PYQ 16 Feb 2026, Shift 2 (12:30 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.