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Author Question: A less intense sonic boom at ground level can occur if the aircraft A) is smaller. B) flies ... (Read 110 times)

neverstopbelieb

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on: Jul 29, 2018
A less intense sonic boom at ground level can occur if the aircraft
 
  A) is smaller.
  B) flies higher.
  C) is more streamlined.
  D) all of the above
  E) none of the above

Question 2

A 1056-hertz tuning fork is struck at the same time as a note on the piano and you hear 2 beats/second. You tighten the piano string very slightly and then hear 3 beats/second. What is the frequency of the piano string?
 
  A) 1053 hertz
  B) 1054 hertz
  C) 1056 hertz
  D) 1058 hertz
  E) 1059 hertz


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fraziera112

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

Answer: D

Answer to Question 2

Answer: E


neverstopbelieb

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Reply #2 on: Jul 29, 2018
TY


fraziera112

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Reply #3 on: Jul 29, 2018
You're welcome


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