67. To convert a 800 mV range milli-volt...

67. To convert a 800 mV range milli-voltmeter of resistance 4012 into a milli ammeter of 100 mA range, the resistance to be connected as shunt is. 1) 1012 2) 502 3) 2.522 4) 112 68. In a galvanometer, a current of IA produces

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