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Author Question: A galvanometer has an internal resistance of 100 and deflects full-scale at 2.00 mA. What size ... (Read 69 times)

lracut11

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on: Jul 27, 2018
A galvanometer has an internal resistance of 100  and deflects full-scale at 2.00 mA. What size resistor should be added to it to convert it to a millivoltmeter capable of reading up to 400 mV?
 
  A) 50.0  in series
  B) 50.0  in parallel
  C) 75.0  in parallel
  D) 100  in series
  E) 100  in parallel

Question 2

Suppose that a particle is trapped in a box. How does the spacing in energy between adjacent energy levels change as the quantum number identifying a level increases?
 
  A) The spacing decreases.
  B) The spacing alternately increases and decreases, depending on whether the wave function is a sine or a cosine function.
  C) The spacing remains constant.
  D) The spacing increases.


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iman

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

D

Answer to Question 2

D


lracut11

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


iman

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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