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प्रश्न
Define the term Frequency (as applied to sound waves)
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उत्तर
The number of vibrations per second taken by a wave is called its frequency.
संबंधित प्रश्न
A wave passes from one medium to another medium. Mention one property of the wave out of speed, frequency or wavelength which does not change.
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Name the principle on which a soundboard works.
Draw a labelled diagram to show the multiple reflections of sound in a part of the stethoscope tube.
What do you mean by reflection of sound? State one condition for the reflection of a sound wave. Name a device in which reflection of sound wave is used.
Write the approximate value of the speed of sound in water.
When a sound is made from a distance of 18 m, in front of a tall building, it is found to get repeated again. Which phenomenon is associated with this observation? Give a brief explanation of this phenomenon?
