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  9. Q285

RRB Group D (Level-1 posts) 2022 · Question 285 of 598

A ray of light is incident on an interface separating two media along the normal to the interface. The angle between the incident ray and the refracted ray is equal to:

  1. A0°Correct
  2. B45°
  3. C90°
  4. D30°

Answer: A. 0°

Explanation

When light is incident along the normal to an interface, it does not bend, so the angle between the incident and refracted rays is 0°.

Source: RRB Group D 2022 Prev. Yr. Paper (17 Aug 2022) (Shift 3) - Prepp · reliable-secondary

← Q284View full paper (598 questions)Q286 →

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