Physics, asked by attbhangu8400, 1 year ago

Frequency of ac mains using sonometer experiment by non magnetic wire

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Answered by Anonymous
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A sonometer is used to determine the frequency of alternating current. A step down transformer is used for the determination of frequency of A.C. because the voltage of the A.C. mains is 220V, which is dangerous. The step down transformer reduces this voltage to 6 volts.
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