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Author Question: Two speakers are placed side by side and driven by the same frequency of 0.50 kHz. If the distance ... (Read 88 times)

rachel9

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  • Posts: 495
on: Jul 29, 2018
Two speakers are placed side by side and driven by the same frequency of 0.50 kHz. If the distance from a person to one speaker is 5.0 m and the person detects little or no sound,
 
  which of the following is a possible the distance from the person to the other speaker? The sound speed in the room is 340 m/s.
  A) 7.7 m
  B) 8.1 m
  C) 8.4 m
  D) 9.1 m

Question 2

What is the length of the shortest pipe closed on one end and open at the other end that will have a fundamental frequency of 0.060 kHz on a day when the speed of sound is 340 m/s?
 
  A) 1.24 m
  B) 1.42 m
  C) 2.14 m
  D) 4.12 m


asware1

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

B

Answer to Question 2

B


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