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Author Question: If a rectangular area is rotated in a uniform electric field from the position where the maximum ... (Read 191 times)

yoooooman

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on: Jul 29, 2018
If a rectangular area is rotated in a uniform electric field from the position where the maximum electric flux goes through it to an orientation where only half the flux goes through it, what has been the angle of rotation?
 
  A) 45
  B) 26.6
  C) 90
  D) 30
  E) 60

Question 2

A disk-shaped space station 125 m in diameter spins at a uniform rate about an axis through its center and perpendicular to the plane of the disk.
 
  If the acceleration of a point on the rim of the disk is to be equal to g, how long does it take for the station to make one revolution? Use g = 9.8 m/s2.


blakcmamba

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

E

Answer to Question 2

16 s


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yoooooman

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Reply #2 on: Jul 29, 2018
TY


blakcmamba

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


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