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From the diagram above, the sine of the angle of refraction in glass is 

Physics
JAMB 2025

From the diagram above, the sine of the angle of refraction in glass is 

  • A. 0.4
  • B. 0.3
  • C. 0.2
  • D. 0.1
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Correct Answer: Option B
Explanation

\(_ag_g\) = \(\frac{\text{sini}}{\text{sinr}}\)

sinr = \(\frac{\text{sini}}{_ag_g}\)

sinr = \(\frac{0.5}{1.5}\)

sinr = 0.3

There is an explanation video available below.

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Explanation Video

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 127076
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
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