MCQ
A ray of light gets refracted ______ while entering the lens.
  • A
    once
  • twice
  • C
    thrice
  • D
    doesn’t happen

Answer

Correct option: B.
twice
A ray of light gets refracted twice while entering the lens.
Explanation:
A ray of light gets refracted twice while passing through a lens, once while entering the lens and once while emerging from the lens.

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