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Author Question: An electron moving along the +x-axis enters a magnetic field. If the electron experiences a magnetic ... (Read 323 times)

123654777

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An electron moving along the +x-axis enters a magnetic field. If the electron experiences a magnetic deflection in the -y direction, what is the direction of the magnetic field in this region?
 
  A)
 
  along the +z-axis
  B)
 
  along the -z-axis
  C)
 
  along the -x-axis
  D)
 
  along the +y-axis
  E)
 
  along the -y-axis

Question 2

The area of a rectangular loop of wire is 3.6  10-3 m2. The loop is placed in a magnetic field that changes from 0.20 T to 1.4 T in 1.6 s. The plane of the loop is perpendicular to the direction of the magnetic field.
 
  What is the magnitude of the induced emf in that loop? A)
 
  2.8  10-3 V
  B)
 
  2.7  10-3 V
  C)
 
  0 V
  D)
 
  1.8  10-3 V
  E)
 
  3.0  10-3 V



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yeungji

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Answer to Question 1

B

Answer to Question 2

B





 

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