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Author Question: An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the ... (Read 113 times)

jace

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on: Jul 29, 2018
An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the speed of sound in air is 343 m/s?
 
  What will be an ideal response?

Question 2

As a supersonic airplane increases its speed more and more, the half-angle of the conical shock wave
 
  A) decreases. B) increases. C) is not affected.


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zogaridan

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

23 m

Answer to Question 2

A


jace

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

kswal303

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Reply 3 on: Yesterday
Excellent

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