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प्रश्न
A medium is necessary for ______ of sound.
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उत्तर
A medium is necessary for propagation of sound.
संबंधित प्रश्न
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium.
Write the audible range of frequency for the normal human ear.
List four substances which are good absorbers of sound.
To detect the obstacles in their path, bats produce ______.
What is the nature of sound waves in air?
Select the correct option:
A part of the longitudinal wave in which particles of the medium are closer than the normal particles is called:
The distance between three consecutive crests of wave is 60 cm. If the waves are produced at the rate of 180/ min, calculate:
- wavelength
- time period
- wave velocity.
A sound wave travels 2000 m in 8 s. What is the velocity of the sound?
Waves created by Earth Quake are Infrasonic.
Give scientific reasons.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
