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प्रश्न
Draw labelled diagrams to represent (a) soft sound, and (b) loud sound, of the same frequency.
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उत्तर
On the basis of loudness, sound is classified into two types:
Soft sound: It has smaller amplitude and thus this type of sound has lesser loudness.
Loud sound: It has higher amplitude and thus this type of sound has greater loudness.
संबंधित प्रश्न
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 happens to the pitch of a sound if its frequency increases ?
What is meant by the 'loudness' of sound ? On what factor does the loudness of a sound depend ?
Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
Explain how, bats use ultrasound to catch the prey.
Name an animal which navigates and finds food by ecolocation.
The ultrasound waves can penetrate into matter to a large extent because they have :
The depth of an ocean can be determined by ______.
Expand the abbreviation of the term SONAR.
