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Author Question: Two slits are illuminated with red light ( = 650 nm). The slits are 0.25 mm apart and the distance ... (Read 61 times)

PhilipSeeMore

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on: Jul 28, 2018
Two slits are illuminated with red light ( = 650 nm). The slits are 0.25 mm apart and the distance to the screen is 1.25 m. What fraction of the maximum intensity on the screen is the intensity measured at a distance 3.0 mm from the central maximum?
 a. 0.94
  b. 0.92
  c. 0.96
  d. 0.98
  e. 0.99

Question 2

Which of the following is(are) believed to be material that never collected into a single planet?
 a. Asteroids
  b. Meteoroids
  c. Comets
  d. Interplanetary dust


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yasmin

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

a

Answer to Question 2

a


PhilipSeeMore

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Reply #2 on: Jul 28, 2018
Thank you!


yasmin

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Reply #3 on: Jul 28, 2018
Always glad to help...


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