NEET Physics Current Electricity Questions Solved


A galvanometer has a coil of resistance 100Ω and gives a full scale deflection for 30 mA current.If it is to work as a voltmeter of 30V range, the resistance required to be added will be 

(a) 900 Ω                                     (b) 1800 Ω

(c) 500 Ω                                     (d) 1000 Ω

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