Answered: Two consecutive frequencies of standing… | bartleby

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Two consecutive frequencies of standing waves in a given string fixed at both
ends are 280 and 315 Hz.
The corresponding fundamental frequency that can be obtained in this
medium is:
A-f = 35 Hz,
B-f = 120 Hz,,
C-f = 140 Hz,
D-f = 240 Hz,
E-f = 280 Hz, ,
A
В
C
D
E

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