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Author Question: The permeability of air is ________. A) 19.2 B) 1 C) 7 D) 22 ... (Read 40 times)

Capo

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on: Jul 28, 2018
The permeability of air is ________.
 
  A) 19.2 B) 1 C) 7 D) 22

Question 2

How does the magnetic field change around a conducting wire if the current increases?
 
  A) The field grows weaker.
  B) It is impossible to predict.
  C) The field grows stronger.
  D) There is no magnetic field around a conducting wire.


Harbringer

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

B

Answer to Question 2

C


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