Suppose a piano tuner hears 2 beats per second when listening to the combined sound from her tuning fork and the piano note being tuned. After slightly tightening the string, she hears 1 beat per second. Should she loosen or continue to further tighten the string? Why?

Question

Suppose a piano tuner hears 2 beats per second when listening to the combined sound from her tuning fork and the piano note being tuned.  After slightly tightening the string, she hears 1 beat per second.  Should she loosen or continue to further tighten the string? Why?

Henry · Answer

She should continue to tighten the string, because tightening the string but her closer to the correct frequency.

cat · Answer

tighten