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Question 39

A glass plate 0.9 cm thick has a refractive index of 1.50. How long does it take for a pulse of light to pass through the plate?

  • A.4.5 x 10-11 s
  • B.4.5 x 10-10 s
  • C.3.0 x 10-11 s
  • D.3.0 x 10-11 s [ c= 3.0 x 108 ms-1]
Objective

Question details

Exam body
NDA
Subject
Physics
Year
2011/2012
Question no.
#39
Type
Objective
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