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Author Question: A parallel-plate capacitor filled with air carries a charge Q. The battery is disconnected, and a ... (Read 160 times)

APUS57

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on: Jul 28, 2018
A parallel-plate capacitor filled with air carries a charge Q. The battery is disconnected, and a slab of material with dielectric constant K = 2 is inserted between the plates. Which of the following statements is true?
  1.The voltage across the capacitor decreases by a factor of 2.
  2.The voltage across the capacitor is doubled.
  3.The charge on the plates is doubled.
  4.The charge on the plates decreases by a factor of 2.
  5.The electric field is doubled.

Question 2

What is the magnitude of the angle of dip at Earth's magnetic north pole?


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juliaf

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

3

Answer to Question 2

At Earth's magnetic north pole the angle of dip is 90.


APUS57

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Reply 2 on: Jul 28, 2018
Gracias!

upturnedfurball

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Reply 3 on: Yesterday
Excellent

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