Sliding section Receiver Speaker Figure P14.38

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter16: Fundamentals Of Light
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The acoustical system shown in Figure P14.38 is driven by a speaker emitting sound of frequency 756 Hz. (a) If constructive interference occurs at a particular instant, by what minimum amount should the path length in the upper U-shaped tube be increased so that destructive interference occurs instead? (b) What minimum increase in the original length of the upper tube will again result in constructive interference?

Sliding section
Receiver
Speaker
Figure P14.38
Transcribed Image Text:Sliding section Receiver Speaker Figure P14.38
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