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Author Question: In the figure below the blue object arrow is replaced by one that is much taller than the lens. How ... (Read 33 times)

moongchi

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on: Jul 28, 2018
In the figure below the blue object arrow is replaced by one that is much taller than the lens. How many rays from the object will strike the lens?
 
Question 2

A clear plastic sandwich bag filled with water can act as a crude converging lens in air. If the bag is filled with air and placed under water, the effective lens is
  1.converging
  2.diverging


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pami445

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Reply #1 on: Jul 28, 2018
Answer to Question 1

5

Answer to Question 2

2


moongchi

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Reply #2 on: Jul 28, 2018
Thanks


pami445

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Reply #3 on: Jul 28, 2018
Welcome :)


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