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प्रश्न
Can we hear sounds of frequencies:
Less than 20 Hz
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उत्तर
Less than 20Hz - we cannot hear the sound.
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संबंधित प्रश्न
Fill in the blank.
Sound can travel in a ______
Select the correct alternative :
Sound cannot travel in
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Describe in brief, with the aid of a lebelled diagram, an experiment to demonstrate that a material medium is necessary for propagation of sound.
What is the approximate value of the speed of sound in air at N.T.P.?
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Name the Sound of the Frequency Given Below:
45 kHz
______ is the number of vibrations of a particle in the medium, in one second
