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Author Question: In its ground state, the quantum numbers (n, , m1, ms) for hydrogen are, respectively, A) 1, 1, ... (Read 180 times)

PhilipSeeMore

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on: Jul 29, 2018
In its ground state, the quantum numbers (n, , m1, ms) for hydrogen are, respectively,
 
  A) 1, 1, 1, 1.
  B) 1, 0, 0, 0.
  C) 1, 0, 0, 1/2.
  D) 1, 1, 1, 1/2.

Question 2

Two cables of the same length are made of the same material, except that one cable has twice the diameter of the other cable.
 
  When the same potential difference is maintained across both cables, which of the following statements are true? (There may be more than one correct choice.)
  A) The electrons have the same drift velocity in both cables.
  B) The same current flows through both cables.
  C) Both cables carry the same current density.
  D) The current in the thin cable is four times as great as the current in the thick cable.
  E) The current in the thin cable is twice as great as the current in the thick cable.


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skipfourms123

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

A, C


PhilipSeeMore

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Reply #2 on: Jul 29, 2018
Thanks


skipfourms123

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Reply #3 on: Jul 29, 2018
Welcome :)


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