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  9. Q13

RRB Group D (Level-1 posts) 2026 · Question 13 of 95

Which of the following is NOT caused by atmospheric refraction?

  1. ASun appearing higher in sky than its actual geometric position
  2. BAdvanced sunrise and delayed sunset
  3. CTwinkling of stars
  4. DReddish colour of sun at sunrise / sunset Click to Join Telegram Railway News RoomCorrect

Answer: D. Reddish colour of sun at sunrise / sunset Click to Join Telegram Railway News Room

Official answer key verified. Detailed explanation coming soon.

Source: RRB Group D 2025 question paper and answer key PDF English Feb 9 2026 Shift 2 · official-answer-key

← Q12View full paper (95 questions)Q14 →

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