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प्रश्न
What cause sound? Why do we require a material medium for the transmission of sound?
उत्तर
Sound is produced by the vibrating objects. We require a material medium for the propagation of sound because vibrations of object need to get transferred or transmitted from one place to another.
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संबंधित प्रश्न
Write true or false for a given statement.
Sound can only be produced by vibrating bodies.
Define the term amplitude of a wave. Write its S.I. unit.
How is sound perceived by us?
Give a scientific reason.
If you were both on the moon, your friend will not be able to hear you call.
State three conditions necessary for hearing sound.
Is sound a form of energy?
Name the factors on which the speed of sound depends.
Name two musical instruments which produce sound by vibrating strings.
What do you understand by the term echo?
Two sound waves X and Y have the same amplitude and the same wave pattern but their frequencies are 60 Hz and 120 Hz respectively, then ______.
