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प्रश्न
What is a longitudinal wave ?
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उत्तर
In a longitudinal wave, the particles of air vibrate to and fro about their mean positions in the direction of travel of sound.
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संबंधित प्रश्न
Which wave property determines loudness?
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium.
What are longitudinal waves and transverse waves? Explain with the help of labelled diagrams.
What do you mean by the audible range of frequency?
Number of vibrations produced in one second is ______.
If the energy in a longitudinal wave travels from south to north, the particles of the medium would be vibrating in _____.
Name three animals which can hear ultrasonic vibrations.
Which of the following statements are correct?
- Sound is produced by vibrations.
- Sound requires a medium for propagation.
- Light and sound both require a medium for propagation.
- Sound travels slower than light.
In which medium the speed of the sound is maximum?
______ is an unwanted sound.
