Merits of sound energy
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1) stethoscope works on principal of sound energy
2)loudspeakers too work on this principle only..
Hope it helps:)
2)loudspeakers too work on this principle only..
Hope it helps:)
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Due to sound energy we are able to communicate each other.
In large hall we need microphone which work in the principle of sound energu
In large hall we need microphone which work in the principle of sound energu
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