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Author Question: An AC generator has 80. rectangular loops on its armature. Each loop is 12. cm long and 8.0 cm wide. ... (Read 116 times)

storky111

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on: Jul 27, 2018
An AC generator has 80. rectangular loops on its armature. Each loop is 12. cm long and 8.0 cm wide. The armature rotates at 1200. rpm about an axis parallel to the long side.
 
  If the loop rotates in a uniform magnetic field of 0.30 T, which is perpendicular to the axis of rotation, what will be the maximum output voltage of this generator?
  A) 220 V
  B) 124 V
  C) 182 V
  D) 167 V
  E) 120 V

Question 2

A beam of light passes through a polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10 of the intensity incident on the analyzer.
 
  What is the angle between the axes of the polarizer and the analyzer?


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kswal303

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

71.6


storky111

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

Zebsrer

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Reply 3 on: Yesterday
Wow, this really help

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