Eddy current damping cannot be used for moving iron instrument because

Eddy current damping cannot be used for moving iron instrument because
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1 Answer

Answer :

Eddy current damping cannot be used for moving iron instrument because the presence of a permanent magnet required for such purpose would affect the deflection and hence the reading of the instrument

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In moving iron instruments, eddy current damping cannot be used as

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In an actual transformer the iron loss remains practically constant from no load to full load because?

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