Asked by Anonymous
Two speakers driven in a phase by the same amplifier at a frequency of 640 Hz, are 7 m apart. A listener originally at the position of one of the speakers starts walking away from that speaker in a direction that is perpendicular to the line connecting the two speakers.
How far do they have to walk to find their first sound minimum or destructive interference? the speed of sound is 340m/s.
How far do they have to walk to find their first sound minimum or destructive interference? the speed of sound is 340m/s.
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