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प्रश्न
Fill in the blank with suitable word :
Loudness of sound depends on .....................
उत्तर
Loudness of sound depends on amplitude.
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संबंधित प्रश्न
Give two practical applications of reflection of sound waves.
How is ultrasound used for cleaning?
Explain the working and application of a sonar.
What is the name of the device which is used to find the depth of sea (or ocean) by using ultrasonic sound waves ?
What is meant by the 'loudness' of sound ? On what factor does the loudness of a sound depend ?
Draw labelled diagrams to represent (a) soft sound, and (b) loud sound, of the same frequency.
Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
What is meant by the quality (or timbre) of sound ? On what factor does the quality (or timbre) of a sound depend ?
What is the range of frequencies associated with (a) infrasound (b) audible sound, and (c) ultrasound ?
The ultrasound waves can penetrate into matter to a large extent because they have :
