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प्रश्न
Fill in the blank with suitable word :
Loudness of sound depends on .....................
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उत्तर
Loudness of sound depends on amplitude.
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संबंधित प्रश्न
Explain how bats use ultrasound to catch a prey.
Name the unit used to measure the loudness of sound. Also write its symbol.
What happens to the pitch of a sound if its frequency increases ?
Fill in the blank with suitable word :
Pitch of sound depends on ....................
Fill in the blank with suitable word :
Quality of sound depends on ........................
Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.
How is it that bats are able to fly at night without colliding with other objects ?
Write any three applications (or uses) of ultrasound.
What is sonar ? Explain its use.
Expand the abbreviation of the term SONAR.
