Asked by Remie

A piano tuner hears one beat every 2.0s when trying to adjust two strings, one of which is sounding 440 Hz. How far off in frequency is the other string?
Answered by bobpursley
the difference in freq is 1/2 hz
Answered by henry2,
1beat/2s. = 0.5beats/s. = 0.5cycles/s. = 0.5 Hz.
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