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Author Question: Between mass and weight, the more fundamental quantity is A) mass. B) weight. C) both the same. ... (Read 90 times)

tingc95

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on: Jul 29, 2018
Between mass and weight, the more fundamental quantity is
 
  A) mass.
  B) weight.
  C) both the same.
  D) none of the above

Question 2

A soap bubble has an index of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident 530 nm wavelength light?
 
  A) 24.9 nm
  B) 76.9 nm
  C) 99.6 nm
  D) 199 nm
  E) 398 nm


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samiel-sayed

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

C


tingc95

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


samiel-sayed

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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