A string of a musical instrument is same as:
Waves in water
Air column in bottle
Vocal chord of a person
Hole in the flute
A vocal produces sound by vibrating like a string in the musical instrument.
Sound from a flute and sound from a harmonica played by passing air through musical instrument, at same time and same distance from ear and traveling through same medium air, they differ in sounds due to difference in
In musical instruments like flute, the pitch of the sound changes by ____.