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Tbreland05 Tbreland05
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5 years ago
Two motors in a factory are running at slightly different rates. One runs at 825.0 rpm and the other at You hear the sound intensity increase and then decrease periodically due to wave interference. How long does it take between successive instances of the sound intensity increasing?

• 1.79 s

• 1.43 s

• 1.54 s

• 1.66 s
Textbook 
College Physics: A Strategic Approach

College Physics: A Strategic Approach


Edition: 3rd
Authors:
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wrote...
5 years ago
1.54 s
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