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प्रश्न
Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
उत्तर
On the basis of loudness, sound is classified into two types:
Low pitch: It has lower frequency and therefore lower pitch.
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संबंधित प्रश्न
Name the three characteristics of sound.
Name the characteristic of sound which depends on (a) amplitude (b) frequency, and (c) waveform.
What is the name of the device which is used to find the depth of sea (or ocean) by using ultrasonic sound waves ?
Write the full name of 'SONAR'.
What happens to the loudness of a sound if its amplitude decreases ?
Fill in the blank with suitable word :
Loudness of sound depends on .....................
Explain how, flaws (or defects) in a metal block can be detected by using ultrasound.
What is the range of frequencies associated with (a) infrasound (b) audible sound, and (c) ultrasound ?
What is sonar ? Explain its use.
Expand the abbreviation of the term SONAR.
