Give three uses of sound?
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The uses of sounds are:-
(1) It helps to communicate with each others.
(2) Ultrasonic sound have been used for clean jewellery.
(3) Sound is the signalling system used for trains, automobiles.
(1) It helps to communicate with each others.
(2) Ultrasonic sound have been used for clean jewellery.
(3) Sound is the signalling system used for trains, automobiles.
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