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Author Question: How many unique quantum states correspond to the lowest possible energy level of an electron in the ... (Read 41 times)

Zulu123

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on: Jul 29, 2018
How many unique quantum states correspond to the lowest possible energy level of an electron in the hydrogen atom?
 
  A) 3
  B) 0
  C) 1
  D) 4
  E) 2

Question 2

Consider two copper wires of equal cross-sectional area. One wire has 3 times the length of the other. How do the resistances of these two wires compare?
 
  A) Both wires have the same resistance.
  B) The longer wire has 1/3 the resistance of the shorter wire.
  C) The longer wire has 3 times the resistance of the shorter wire.
  D) The longer wire has 9 times times the resistance of the shorter wire.
  E) The longer wire has 27 times times the resistance of the shorter wire.


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Brenm

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

E

Answer to Question 2

C


Zulu123

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Reply 2 on: Jul 29, 2018
Gracias!

Animal_Goddess

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Reply 3 on: Yesterday
Wow, this really help

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