Advertisements
Advertisements
Question
Loudness is determined by the __________ of vibration.
Solution
Loudness is determined by the amplitude of vibration.
Explanation:
The loudness of sound depends on its amplitude. When the amplitude of the vibration is large, the sound produced is loud. When the amplitude is small, the sound produced is feeble.
APPEARS IN
RELATED QUESTIONS
Name the factor that determines Pitch of the note.
Name the phenomenon that causes a loud sound when the stem of a vibrating tuning fork is kept pressed on the surface of a table.
Name the unit in which the loudness of sound is expressed.
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?
Name the characteristic of the sound affected due to a change in its
(a) amplitude (b) waveform (c) frequency.
Name one main factor on which each character such as intensity, pitch, and quality of musical sound depends.
Draw a diagram to show the waveforms of a pure note and a musical note, of the same pitch and same loudness.
The frequency of the stretched string of a fixed length is f when it is plucked in the middle. Where should it be plucked so that string vibrates with frequency (i) 2f, (ii) 3f?
Draw diagrams to show these vibrations and name them.
Give a scientific reason.
We can hear the movement of a mosquito's wings but we cannot hear the movement of our hands.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
