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Author Question: When an electron in H changes its spin from the same to the opposite direction as the proton, it: ... (Read 73 times)

strangeaffliction

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on: Jul 27, 2018
When an electron in H changes its spin from the same to the opposite direction as the proton, it:
 
  A) emits an X-ray photon.
  B) absorbs a radio wave photon.
  C) emits a radio wave photon.
  D) absorbs a visible light photon.
  E) neither emits nor absorbs a photon.

Question 2

Relate escape velocity to the event horizon.
 
  What will be an ideal response?


bfulkerson77

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

C

Answer to Question 2

At the event horizon around a black hole, the escape velocity is equal to the speed of light, so that no matter or energy can escape from inside.


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