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Author Question: A ball is thrown at a 40.0 angle above the horizontal across level ground. It is released from a ... (Read 100 times)

notis

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on: Jul 29, 2018
A ball is thrown at a 40.0 angle above the horizontal across level ground. It is released from a height of 2.00 m above the ground with a speed of 18.0 m/s. What is the maximum height above the ground that the ball reaches?
 
  A)
 
  24.0 m
 
  B)
 
  26.5 m
 
  C)
 
  16.2 m
 
  D)
 
  8.82 m
 
  E)
 
  6.82 m

Question 2

A prism has a vertex angle of 60 and an index of refraction of 1.52. What is the minimum angle of incidence, measured away from the vertex, for a ray of light to emerge from the other side of the prism?
 
  A)
 
  25.6
  B)
 
  38.7
  C)
 
  29.4
  D)
 
  32.1
  E)
 
  33.3


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fur

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

D

Answer to Question 2

C


notis

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Reply #2 on: Jul 29, 2018
Thank you!


fur

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Reply #3 on: Jul 29, 2018
Always glad to help...


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