Advertisements
Advertisements
Question
Name the unit in which the loudness of sound is expressed.
Advertisements
Solution
Unit of the loudness of sound is expressed in decibel(dB)
APPEARS IN
RELATED QUESTIONS
Loudness is determined by the __________ of vibration.
Name the factor that determines Loudness of the sound heard.
The quality of a sound depends on the amplitude of wave.
Decibel is the unit of pitch of a sound.
Name the characteristic of the sound affected due to a change in its
(a) amplitude (b) waveform (c) frequency.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
Draw a diagram to show the wave pattern of high pitch note and a low pitch note, but of the same loudness.
Two identical guitars are played by two persons to give notes of the same pitch. Will they differ in quality? Give a reason for your answer.
Give scientific reason for the following:
Windows sometimes rattle when the low notes of a pipe organ are sounded.
