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प्रश्न
Fill in the blank.
We can hear sounds of frequency in the range of _______
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उत्तर
We can hear sounds of frequency in the range of 20 Hz to 20,000 Hz.
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संबंधित प्रश्न
What is loudness of sound? What factors does it depend on?
Select the correct alternative :
We can distinguish a shrill sound from a flat sound by its
Define the term intensity of a sound wave. State the unit in which it is measured.
Distinguish between compression and rarefaction.
For which range of frequencies, human ears are most sensitive?
Select the correct option:
If the frequency of a wave is 25 Hz. the total number of compressions and rarefactions passing through a point in 1 second is :
State three conditions necessary for hearing sound.
Two tuning forks A and B of frequencies 256 Hz and 192 Hz respectively are vibrated in air. If the wavelength of A is 1.25 m, calculate the wavelength produced by B.
What do you mean by an echo?
Sound travels in air:
