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प्रश्न
Can we hear sounds of frequencies:
More than 20 KHZ
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उत्तर
More than 20KHz - we cannot hear sound.
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संबंधित प्रश्न
Fill in the blank.
Sound requires a ________ for propagation.
Out of solids, liquids and gases :
(a) in which medium sound travels slowest?
(b) in which medium sound travels fastest?
A body vibrating with a time-period of `1/256` s produces a sound wave which travels in air with a velocity of 350 m/s. Calculate the wavelength.
Through which of the following materials can sound travel? wood, air, water, steam, ice, hydrogen, steel, diamond.
Flash of lightning reaches earlier than the sound of thunder. Explain the reason.
A boy fires a gun and another boy at a distance hears the sound of fire 2.5s after seeing the flash. If the speed of sound in air 340 m/s, find distance between the boys.
Does audible range of frequency vary from person and also with the age of the person?
Name the Sound of the Frequency Given Below:
2000 Hz
Sound cannot travel in ______.
______ is the distance between two consecutive particles.
