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प्रश्न
A musical instrument is producing continuous note. This note cannot be heard by a person having a normal hearing range. This note must then be passing through ______.
विकल्प
wax
vacuum
water
empty vessel
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उत्तर
A musical instrument is producing continuous note. This note cannot be heard by a person having a normal hearing range. This note must then be passing through vaccum.
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संबंधित प्रश्न
Distinguish between longitudinal and transverse waves.
How does the frequency of sound given by a stretched string depend on its
- length,
- tension?
Draw a displacement-distance graph of a wave and mark on it, the amplitude of wave by the letter 'a' and wavelength of wave by the letter λ.
The separation between two consecutive crests in a transverse wave is 100 m. If wave velocity is 20 m s-1, find the frequency of wave.
A bat emits an ultrasonic sound of frequency 0.25 MHz. Calculate the time in which one vibration is completed.
Explain how the principle of echo is used by
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Sound can travel through solids, gases, liquids, and even vacuum.
A list of mediums is given below.
- wood
- water
- air
- vacuum
In which of these mediums can sound travel?
