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Author Question: A parallel-plate capacitor is connected to a battery. What happens to the stored energy if the plate ... (Read 75 times)

mp14

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on: Jul 28, 2018
A parallel-plate capacitor is connected to a battery. What happens to the stored energy if the plate separation is doubled while the capacitor remains connected to the battery?
  1.It remains the same.
  2.It is doubled.
  3.It decreases by a factor of 2.
  4.It decreases by a factor of 4.
  5.It increases by a factor of 4.

Question 2

How is the direction of a magnetic field defined?


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firehawk60

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Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

The direction of a magnetic field is the direction the north seeking pole of a compass
tends to point when placed in the field.


mp14

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


firehawk60

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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