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Question 5

NEET UG High-Yield Diagnostic Quiz · Deck: NEET UG High-Yield Review (Biology, Physics, Chemistry)

Light travels from glass ($n = 1.50$) into water ($n = 1.33$). What is the critical angle $\theta_c$ for total internal reflection?

  1. $\arcsin(0.887)$
  2. $\arcsin(0.500)$
  3. $\arcsin(0.750)$
  4. $\arcsin(1.128)$

Source: Geometric Optics, OpenStax University Physics Volume 3

Exam guide: NEET UG — subjects, format and official sources.

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