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Author Question: An induced emf is produced in a loop or complete circuit whenever the number of magnetic field lines ... (Read 99 times)

Melani1276

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on: Jul 27, 2018
An induced emf is produced in a loop or complete circuit whenever the number of magnetic field lines passing through the plane of the loop or circuit changes.
 
  Indicate whether the statement is true or false

Question 2

A stretched string is observed to have three equal segments in a standing wave driven at a frequency of 480. Hz. What driving frequency will set up a standing wave with four equal segments?
 
  What will be an ideal response?


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hramirez205

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

TRUE

Answer to Question 2

640. Hz


Melani1276

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


hramirez205

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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