Answer / k.prakashchandra

Nothing . Reversal of field polarity is recommended to reduce residual magnetism

Sir i completed diploma in electrical from govt. Polytechnic dhanbad (jharkhand) . In 2012 . Now i am working in sail iisco plant . Sir i want to get electrical supervisory certificate for applying in ongc . From where i get this certificate please guide me procedure step by step

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Why voltmeter is not connected in seris & ammeter connected in parallel ?

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how was your last weekend.

0 Answers   HCL,

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