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Author Question: A proton, moving north, enters a magnetic field. Because of this field, the proton curves downward. ... (Read 160 times)

jhjkgdfhk

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A proton, moving north, enters a magnetic field. Because of this field, the proton curves downward. We may conclude that the magnetic field must have a component
 
  A) downward.
  B) towards the east.
  C) towards the west.
  D) upward.
  E) towards the north.

Question 2

What resistance must be put in series with a 450-mH inductor at 5000 Hz for a total impedance of 40000 ?
 
  A) 45 k B) 37 k C) 40 k D) 26 k



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Liamb2179

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Answer to Question 1

B

Answer to Question 2

B





 

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