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Author Question: A ray in air is incident on a glass plate whose index of refraction is 1.42. The angle of refraction ... (Read 68 times)

ss2343

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on: Jul 29, 2018
A ray in air is incident on a glass plate whose index of refraction is 1.42. The angle of refraction is one half the angle of reflection. The angle of refraction is closest to:
 
  A) 45
  B) 43
  C) 41
  D) 39
  E) 37

Question 2

What is the self-inductance of a solenoid 30.0 cm long having 100 turns of wire and a cross-sectional area of 1.00  10-4 m2? (0 = 4  10-7 T  m/
 
  A)
  A) 4.19 nH
  B) 4.19 pH
  C) 4.19 H
  D) 4.19 mH
  E) 4.19 H


iman

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Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

C


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ss2343

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Reply #2 on: Jul 29, 2018
TY


iman

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Reply #3 on: Jul 29, 2018
You're welcome


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