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Author Question: Monochromatic light of wavelength 500 nm is incident normally on a grating. If the third-order ... (Read 155 times)

mynx

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Monochromatic light of wavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is observed at 32.0, what is the grating constant (distance between the slits)?
 
  A)
 
  0.93 m
  B)
 
  1.4 m
  C)
 
  2.8 m
  D)
 
  5.6 m
  E)
 
  8.5 m

Question 2

A child throws a ball with an initial speed of 8.00 m/s at an angle of 40.0 above the horizontal. The ball leaves her hand 1.00 m above the ground. How long is the ball in flight before it hits the ground?
 
  A)
 
  1.22 s
 
  B)
 
  6.79 s
 
  C)
 
  7.45 s
 
  D)
 
  9.14 s
 
  E)
 
  2.44 s



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lkanara2

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Answer to Question 1

C

Answer to Question 2

A




mynx

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


nanny

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Reply 3 on: Yesterday
Excellent

 

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