1. A 600.0 Hz sound has a velocity of 1087.0 ft/s in the air and a velocity...
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Question:
- 1. A 600.0 Hz sound has a velocity of 1087.0 ft/s in the air and a velocity of 4920.0 ft/s in water.
- a.what is the wavelength (in ft) of this sound in the air?
- b. what is the wavelength (in ft) of this sound in the water?
- 2. How much time (in second) will elapse between seeing and hearing an event that happens 400.0 meters from you? (Note: assume the velocity of sound in dry air @ 20 C and use velocity = 343 m/s)
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Authors: Ramesh Sharda, Dursun Delen, Efraim Turban
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