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Author Question: Light from a helium-neon laser ( = 632.8 nm) is incident upon a 0.200-mm wide slit. Find the total ... (Read 77 times)

fbq8i

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on: Jul 28, 2018
Light from a helium-neon laser ( = 632.8 nm) is incident upon a 0.200-mm wide slit. Find the total width of the central maximum 2.00 m from the slit.

Question 2

Suppose you live on the near side of the Moon in the crater Copernicus. How often will the Sun set below your horizon?
 a. Every 12 hours
  b. Every 24 hours
  c. Every 29.5 days
  d. Never


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peter

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

1.27 cm

Answer to Question 2

d


fbq8i

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Reply 2 on: Jul 28, 2018
Excellent

Jossy

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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