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Author Question: When sound travels faster higher above the ground than below, bending of sound tends to be A) ... (Read 69 times)

Kikoku

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on: Jul 29, 2018
When sound travels faster higher above the ground than below, bending of sound tends to be
 
  A) upward.
  B) downward.
  C) to the left.
  D) to the right.
  E) none of the above

Question 2

The number of nodes in a standing wave of three wavelengths, not including the endpoints, is
 
  A) 2.
  B) 3.
  C) 4.
  D) 5.
  E) 6.


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huda

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

Answer: B

Answer to Question 2

Answer: D


Kikoku

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

ghepp

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Reply 3 on: Yesterday
Excellent

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