JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Graphical Questions

  • question_answer
    The graph which represents the relation between the total resistance R of a multi range moving coil voltmeter and its full scale deflection V is

    A)            (i)   

    B)            (ii)

    C)            (iii) 

    D)            (iv)

    Correct Answer: D

    Solution :

                       For conversion of a galvanometer into a voltmeter \[\frac{V}{R+G}={{i}_{g}}\] Þ \[\frac{V}{{{R}_{V}}}={{i}_{g}}\]; where RV = R + G = Total resistance  Þ \[{{R}_{V}}=\frac{V}{{{i}_{g}}}\] Þ \[{{R}_{V}}\propto V\]


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