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Author Question: Light is reflecting off a wedge-shaped thin piece of glass producing bright and dark interference ... (Read 84 times)

tuffie

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on: Jul 28, 2018
Light is reflecting off a wedge-shaped thin piece of glass producing bright and dark interference fringes. If a certain location has a bright fringe, a nearby point will have a bright fringe if the thickness of the glass increases by:
 a. one wavelength of the light.
  c. 1/8 of a wavelength of the light.
  b. 1/4 of a wavelength of the light.
  d. 1/2 of a wavelength of the light.

Question 2

If an average molecule diffuses to a displacement of 4 cm in 5 s, how long would it take for such a molecule to diffuse to a displacement of 16 cm?
 a. 10 s
  c. 36 s
  b. 20 s
  d. 80 s


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momo1250

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

D

Answer to Question 2

D


tuffie

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

bulacsom

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Reply 3 on: Yesterday
Excellent

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