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If the amplitude of vibration is large, sound is feeble.
Loudness is determined by the __________ of vibration.
Name the factor that determines Loudness of the sound heard.
Name the factor that determines Quality of the note
The time period of a wave is 2 s. Its frequency is ..........
Name three characteristics of a musical sound.
Name the unit in which the loudness of sound is expressed.
Explain the following and illustrate your answer by drawing appropriate diagram:
Quality of a musical note.
Two musical notes of the same pitch and loudness are played on a violin and a piano. Their waveforms are as shown in the figure below:
The diagram below shows three ways in which the string of an instrument can vibrate.
(i) Which of the above diagrams shows the fundamental note?
(ii) Which has the frequency 4 times that of the fundamental?
(iii) State the ratio between the frequency of the first and second.
