Physics
What are mechanical waves?
Sound
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Answer
A mechanical wave is a wave that is not capable of transmitting it's energy through vacuum. They require a medium in order to transport their energy from one location to another.
Example — Sound wave.
The mechanical waves are of two types —
(a) Longitudinal waves and
(b) Transverse waves.
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The diagram shown below depicts a displacement time graph of particle a wave travelling with speed 20 m/s.
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