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Author Question: A light ray whose frequency is 6.00 1014 Hz in vacuum is incident on water (n = 1.33). The ... (Read 77 times)

piesebel

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on: Jul 28, 2018
A light ray whose frequency is 6.00  1014 Hz in vacuum is incident on water (n = 1.33). The wavelength of the light after it enters the water is (in nm)
 a. 798
  b. 500
  c. 665
  d. 376
  e. 266

Question 2

Two flat rectangular mirrors are set edge to edge and placed perpendicular to a flat nonreflecting surface. The edges of the two mirrors meet at a 30 angle. A light ray that enters parallel to mirror 2 reflects from mirror 1 and then from mirror 2 . The angle of reflection of that ray from mirror 2 is
 a. 0.
  b. 30.
  c. 60.
  d. 90.
  e. 120.


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Beatricemm

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

B


piesebel

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Reply #2 on: Jul 28, 2018
Thanks


Beatricemm

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Reply #3 on: Jul 28, 2018
Welcome :)


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