Q. The critical angle for a transport solid is 30°. Then its refractive index is

  • (A) 1.5
  • (B) 2.5
  • (C) 1.8
  • (D) 2
✅ Correct Answer: (D) 2

Published by Ram Sharma ⭐ 193.88K Points at 11-Mar-2022 05:23 pm in Physics

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