(1) A 1024 Hz tuning fork is placed at the source position in the figure shown. What must be the smallest radius r such that a minimum will be heard at the detector? [Hint: Usound= 343 m/s.] (2) If the radius is kept fixed, what other frequencies would lead to a minima? source detector

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(1) A 1024 Hz tuning fork is placed at the source position in the
figure shown. What must be the smallest radius r such that
a minimum will be heard at the detector? [Hint: Usound =
343 m/s.]
(2) If the radius is kept fixed, what other frequencies would
lead to a minima?
source
detector
Transcribed Image Text:(1) A 1024 Hz tuning fork is placed at the source position in the figure shown. What must be the smallest radius r such that a minimum will be heard at the detector? [Hint: Usound = 343 m/s.] (2) If the radius is kept fixed, what other frequencies would lead to a minima? source detector
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