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Question 29

A ray of light is incident at an angle of 30° on glass prism of refractive index 1.5. Calculate the angle through which the ray is minimally deviated in the prism. (The medium surrounding the prism is air)

  • A.10.5°
  • B.19.5°
  • C.38.9°
  • D.21.1°
Objective

Question details

Exam body
UNILORIN
Subject
General Paper - Science & Engineering
Year
2012/2013
Question no.
#29
Type
Objective
Previous · Q28The velocities of light in air and glass are 3.0 × 10 8 ms -1 and 1.8 × 10 8 ms… Next · Q30 For correcting long sight deflects in the human eye, we require a

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