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Author Question: If the wavelength of a monochromatic source is 600 nm in vacuum, what is the wavelength from the ... (Read 90 times)

Mimi

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on: Jul 28, 2018
If the wavelength of a monochromatic source is 600 nm in vacuum, what is the wavelength from the same source when it passes through a liquid where the speed of light is 2.00  108 m/s? (c = 3.00  108 m/s)
 a. 612.5 nm
  c. 400 nm
  b. 671 nm
  d. 392 nm

Question 2

Which of the following involves the greatest heat transfer?
 a. One gram of steam at 100C changing to water at 100C.
  b. One gram of ice at 0C changing to water at 0C.
  c. One gram of water cooling from 100C to 0C.
  d. One gram of ice heating from -100C to 0C.


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durant1234

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

C

Answer to Question 2

A


Mimi

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Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


durant1234

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Reply #3 on: Jul 28, 2018
Great! Please up vote :D


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