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Author Question: A solid aluminum cube rests on a wooden table in a region where a uniform external electric field is ... (Read 53 times)

Starlight

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A solid aluminum cube rests on a wooden table in a region where a uniform external electric field is directed straight upward. What can we say concerning the charge on the top surface of the cube?
 
  A) The top surface is neutral.
  B) The top surface is charged negatively.
  C) The top surface is charged positively.
  D) The top surface's charge cannot be determined without further information.

Question 2

An inductor stores energy in its magnetic field.
 
  A) True B) False



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kaylee05

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Answer to Question 1

C

Answer to Question 2

A




Starlight

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Reply 2 on: Jul 29, 2018
Excellent


skipfourms123

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Reply 3 on: Yesterday
Wow, this really help

 

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