waves

Related Questions

• A source emits a sound of frequency of 400 Hz, but the listener hears it to be 390 Hz. Then

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• On sounding tuning fork A with another tuning fork B of frequency 384 Hz, 6 beats are produced per second. After loading the prongs of A with some wax and then sounding it again with B, 4 beats are produced per second. What is the frequency of the tuning fork A

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• A travelling wave passes a point of observation. At this point, the time interval between successive crests is 0.2 seconds and

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