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Author Question: A square loop (L = 0.20 m) consists of 50 closely wrapped turns, each carrying a current of 0.50 A. ... (Read 93 times)

c0205847

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on: Jul 28, 2018

A square loop (L = 0.20 m) consists of 50 closely wrapped turns, each carrying a current of 0.50 A. The loop is oriented as shown in a uniform magnetic field of 0.40 T directed in the positive y direction. What is the magnitude of the torque on the loop?
 
   


   
  a.
  0.21 N  m
   
  b.
  0.20 N  m
   
  c.
  0.35 N  m
   
  d.
  0.12 N  m
   
  e.
  1.73 N  m

Question 2

A wire (mass = 50 g, length = 40 cm) is suspended horizontally by two vertical wires which conduct a current I = 8.0 A, as shown in the figure. The magnetic field in the region is into the paper and has a magnitude of 60 mT. What is the tension in either wire?
 
   


   
  a.
  0.15 N
   
  b.
  0.68 N
   
  c.
  0.30 N
   
  d.
  0.34 N
   
  e.
  0.10 N


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CourtneyCNorton

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

c

Answer to Question 2

d


c0205847

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


CourtneyCNorton

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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