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Author Question: As you jump up and down on a floor, the support force by the floor experiences A) changes. B) no ... (Read 416 times)

chads108

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on: Jul 29, 2018
As you jump up and down on a floor, the support force by the floor experiences
 
  A) changes.
  B) no changes.
  C) none of the above.

Question 2

What is the minimum thickness of a nonreflecting film coating (n = 1.30 ) on a glass lens (n = 1.50 ) for wavelength 500 nm?
 
  A) 250 nm
  B) 221 nm
  C) 192 nm
  D) 167 nm
  E) 96.2 nm


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frogdreck123456

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

Answer: A

Answer to Question 2

E


chads108

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Reply 2 on: Jul 29, 2018
:D TYSM

Liddy

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Reply 3 on: Yesterday
Excellent

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