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Physics Homework Question?

A piano tuner hears one beat every 2.8 s when trying to adjust two strings, one of which is sounding 350 Hz.

How far off in frequency is the other string?

asked Nov 28, 2015 in PHYSICS by anonymous

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1 Answer

The beat period is .

Frequency of one of the string is .

Find the beat frequency is , where is the beat period.

By the definition of beat frequency, it is the difference in the two frequencies.

or

or

The other frequency is either or

answered Nov 28, 2015 by Lucy Mentor
edited Nov 28, 2015 by Lucy

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