Answer / ajayk

sound is a sort of pressure
waves of amplitude n
frequency and a non electrical
quantity.so by using fibre
optic interferrometric method
and a cro u can do so( phase
difference).one can also use
piezoelectric transducer.

what is the difference between Earthing,Grounding and neutral?

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Ohm's law applicable for semi-conductors?

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Transformers with dc supply

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why the projects getting loss?

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