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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
Which wave property determines (a) loudness, (b) pitch?
Why are the waves mentioned by you not audible to us?
How are the wave velocity V, frequency f and wavelength λ of a wave related? Derive the relationship.
Select the correct option:
In case of longitudinal waves, the particles of the medium vibrate:
Select the correct option:
A part of the longitudinal wave in which particles of the medium are closer than the normal particles is called:
A continuous disturbance is created on the surface of water in a ripple tank with a small piece of cork floating on it. Describe the motion of the cork. What does the motion of the cork tell about the disturbance?
On placing your ear close to an iron railing which is tapped some distance away, sound is heard twice. Explain, why?
Assertion: The sound of thunder is heard a little later than the flash of light.
Reason: The speed of sound is much less than the speed of light.
Give scientific reasons.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
Find the odd one out.
