a galvanometer of resistance 50 ohm gives a full scale deflection when 3 mA current passes through it. the series resistance that is to be connected to convert it into a voltmeter of range 0 - 3 V is
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galvanometer of resistance 50 ohm gives a full scale deflection when 3 mA current passes through it. the series resistance that is to be connected to convert it into a voltmeter of range 0 - 3 V is
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