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Author Question: An electron moves with a speed of 8.0 106 m/s along the +x axis. It enters a region where there is ... (Read 19 times)

neverstopbelieb

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on: Jul 29, 2018
An electron moves with a speed of 8.0  106 m/s along the +x axis. It enters a region where there is a magnetic field of 2.5 T, directed at an angle of 60 to the +x axis and lying in the xy plane.
 
  (a) Calculate the magnitude of the magnetic force on the electron. (b) Calculate the magnitude of the acceleration of the electron.

Question 2

An ac generator consists of a coil with 40 turns of wire, each with an area of 0.06 m2.
 
  The coil rotates in a uniform magnetic field B = 0.4 T at a constant frequency of 55Hz. What is the maximum induced emf?
  A)
 
  110 V
  B)
 
  625 V
  C)
 
  200 V
  D)
 
  421 V
  E)
 
  332 V


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vseab

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

(a) 2.8  10-12 N
(b) 3.1  1018 m/s2

Answer to Question 2

E


neverstopbelieb

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Reply #2 on: Jul 29, 2018
TY


vseab

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Reply #3 on: Jul 29, 2018
You're welcome


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