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[" 9.A galvanometer has a coil of resist...

[" 9.A galvanometer has a coil of resistance "100Omega" showing "],[" a full-scale deflection at "50 mu A" .What resistance should "],[" be added to use it as "(a)" a voltmeter of range "50V" (6) "],[" an ammeter of range "10mA" ? "]

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