Engineering, 04.08.2021 01:00 TrueKing184

(b) The pointer of a moving coil instrument gives full scale deflection of 20 mA . The potential difference across the meter when carrying 20 mA is 400 mV .The instrument to be used is 200 A for full scale deflection. Calculate the; (i) shunt resistance required to achieve this, if the instrument is to be used as a voltmeter for full scale reading with 1000

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(b) The pointer of a moving coil instrument gives full scale deflection of 20 mA . The potential dif...