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Question 54Asked in RRB ALP CBT-1, 18 Feb 2026, Shift 2 (12:30 PM)

The apparent random wavering or flickering of objects seen through a turbulent stream of hot air rising above a fire or a radiator is due to:

  1. ADiffraction of light
  2. BDispersion of light
  3. CAtmospheric refraction of light
  4. DReflection of light
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Correct answer: (C) Atmospheric refraction of light

From RRB ALP CBT-1 PYQ 18 Feb 2026, Shift 2 (12:30 PM)

This is question 54 of RRB ALP CBT-1 PYQ 18 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.