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Questions  >>  JEEMAIN and NEET  >>  Physics  >>  Class12  >>  Current Electricity
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To double the full scale reading of any galvanometer turned into a voltmeter, you must

$\begin {array} {1 1} (A)\;Double\: the\: resistance \: R & \quad (B)\;Half \: the \: resistance\: R \\ (C)\;Increase\: the\: resistance\: to\: 4R & \quad (D)\;None \: of \: the\: above \end {array}$

 

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