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Author Question: When a current-carrying wire is bent into a loop, its magnetic field inside the loop A) weakens. ... (Read 958 times)

robinn137

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on: Jul 29, 2018
When a current-carrying wire is bent into a loop, its magnetic field inside the loop
 
  A) weakens.
  B) becomes concentrated.
  C) cancels.
  D) none of the above

Question 2

As the number of loops in a current-carrying wire is increased, the
 
  A) more spread out is the magnetic field.
  B) stronger the enclosed magnetic field.
  C) weaker the current.
  D) greater the back emf.


Awesome

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

Answer: B

Answer to Question 2

Answer: B


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