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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 37 times)

moongchi

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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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Answer to Question 1

5

Answer to Question 2

2





 

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