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Author Question: A coil lies flat on a level tabletop in a region where the magnetic field vector points straight up. ... (Read 75 times)

skymedlock

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on: Jul 29, 2018
A coil lies flat on a level tabletop in a region where the magnetic field vector points straight up. The magnetic field suddenly grows stronger.
 
  When viewed from above, what is the direction of the induced current in this coil as the field increases? A) counterclockwise
  B) clockwise
  C) clockwise initially, then counterclockwise before stopping
  D) There is no induced current in this coil.

Question 2

When a beam of light, originally traveling in air, enters a piece of glass having an index of refraction of 3/2, its frequency
 
  A) is unaffected.
  B) is reduced to 2/3 its original value.
  C) increases by a factor of 3/2.


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ultraflyy23

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

B

Answer to Question 2

A


skymedlock

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


ultraflyy23

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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