Figure shows two jars A and B containing water up to different heights. Which will produce sound of higher pitch when air is blown on them ?
Two identical guitars are played by two persons to give notes of the same pitch. Will they differ in quantity ? Give reason for your answer.
Figure shows four waves A, B, C, and D
Name the wave which shows
(a)a note from a musical instrument,
(b)a soft note
(c) a shrill note.
State the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.