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Author Question: The process of changing the shape of the lens, and hence adjusting its focal length, is referred as ... (Read 28 times)

mwit1967

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on: Jul 29, 2018
The process of changing the shape of the lens, and hence adjusting its focal length, is referred as accommodation.
 
  Indicate whether the statement is true or false

Question 2

A particle of kinetic energy 50 eV in free space travels into a region with a potential well of depth 40 eV. What happens to its speed?
 
  A)
 
  It remains the same.
  B)
 
  It increases in the region of the well.
  C)
 
  It decreases in the region of the well.
  D)
 
  It cannot be determined from the information given.


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Brummell1998

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

TRUE

Answer to Question 2

B


mwit1967

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Reply #2 on: Jul 29, 2018
TY


Brummell1998

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Reply #3 on: Jul 29, 2018
You're welcome


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