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प्रश्न
What is an ultrasonic sound?
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उत्तर
A sound with a frequency greater than 20000 Hz is called an ultrasonic sound.
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संबंधित प्रश्न
What determines the pitch of a sound?
Draw a diagram to show the wave pattern of high pitch note and a low pitch note, but of the same loudness.
Name the subjective property of sound related to its frequency.
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
State the factor that determine the pitch of a note.
Name the characteristic of the sound affected due to a change in its frequency.
If the thickness of a vibrating string is increased, its pitch _____.
The town hall building is situated close to Boojho’s house. There is a clock on the top of the town hall building which rings the bell every hour. Boojho has noticed that the sound of the clock appears to be much clearer at night. Explain.
The pitch is the characteristic of sound that enables us to distinguish between a flat sound and a shrill sound.
On which factor pitch of the sound depends?
