18. Waves & Sound
Wave Interference
6:33 minutes
Problem 17d
Textbook Question
Textbook QuestionTwo loudspeakers emit sound waves along the x-axis. The sound has maximum intensity when the speakers are 20 cm apart. The sound intensity decreases as the distance between the speakers is increased, reaching zero at a separation of 60 cm. a. What is the wavelength of the sound?
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