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Question 26

Total internal reflection occurs in an optical prism when light rays

  • A.travel from the prism into an optically denser medium
  • B.are incident in the prism at an angle greater than the critical angle
  • C.are incident normally in the prism
  • D.travel from the prism to the air
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
2011
Question no.
#26
Type
Objective
Previous · Q25A ray undergoes a minimum deviation at 40 o when it is incident on equilateral… Next · Q27 The speed of light in a certain medium is V while its speed in a vacuum is C…

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