Author Question: A rectangular loop of wire carrying a 4.0-A current and with certain dimensions is placed in a ... (Read 272 times)

mp14

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A rectangular loop of wire carrying a 4.0-A current and with certain dimensions is placed in a magnetic field of 0.60 T. The magnitude of the torque acting on this wire when it makes a 60 angle with the field is 1.1 Nm.
 
  What is the area of this wire? A)
 
  0.20 m2
  B)
 
  0.40 m2
  C)
 
  0.26 m2
  D)
 
  0.80 m2
  E)
 
  0.53 m2

Question 2

A circular loop carrying a current of 2.0 A is in a magnetic field of 3.5 T. The loop has an area of 0.12 m2 and its plane is oriented at a 37 angle to the field. What is the magnitude of the magnetic torque on the loop?
 
  A)
 
  0.10 mN
  B)
 
  0.51 mN
  C)
 
  0.67 mN
  D)
 
  21 mN
  E)
 
  46 mN



shaquita

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Answer to Question 1

E

Answer to Question 2

C



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