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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
Draw a diagram to show the wave pattern of high pitch note and a low pitch note, but of the same loudness.
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
If the amplitude of a sound is halved, its loudness becomes ______.
Two sounds A and B are of same amplitude, same wave forms but of frequencies f and 2f respectively. Then ______.
Find the odd one out.
If the thickness of a vibrating string is increased, its pitch _____.
The Pitch of sound is determined by its ______.
The pitch is the characteristic of sound that enables us to distinguish between a flat sound and a shrill sound.
The voice of a female has a lower pitch than a male.
Find the odd one out.
