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Author Question: A force of 10 N acts on a charge of 5.0 C when it is placed in a uniform electric field. What is the ... (Read 144 times)

shofmannx20

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on: Jul 27, 2018
A force of 10 N acts on a charge of 5.0 C when it is placed in a uniform electric field. What is the magnitude of this electric field?
 
  A) 50 MN/C
  B) 2.0 MN/C
  C) 1.0 MN/C
  D) 0.50 MN/C
  E) 1000 MN/C

Question 2

A train moving 30. m/s approaches a station and sounds its whistle and passengers standing at the station hear a pitch of 440. cycles/second. What pitch will be heard when the train is at rest at the station? (assume the air temperature is 20.C)
 
  What will be an ideal response?


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JaynaD87

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

402. Hz


shofmannx20

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Reply #2 on: Jul 27, 2018
Thank you!


JaynaD87

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Reply #3 on: Jul 27, 2018
Always glad to help...


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