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Refraction of Light at Plane Surfaces — Physics STD 10 — Question

ICSE BoardEnglish MediumSTD 10PhysicsRefraction of Light at Plane Surfaces1 Mark
MCQ
Diamond sparkle because of __________ .
  • ✓
    T.I.R. followed by entrapping of light inside it
  • B
    Refraction followed by T.I.R.
  • C
    T.I.R. followed by refraction
  • D
    None of the above
✓

Answer

Correct option: A.
T.I.R. followed by entrapping of light inside it
(a)
T.I.R. followed by entrapping of light inside it
Explanation:
Large cut surfaces and low critical angle entraps the light inside giving it sparkling effect.

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