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

  • question_answer
    In a copper voltameter, mass deposited in 30 second is m gm. If the time-current graph is as shown in figure, ECE of copper is

    A)            m

    B)            \[m/2\]

    C)            0.1 m

    D)            0.6 m

    Correct Answer: B

    Solution :

               Area = it = 2 Coulomb and \[m=zit\] Þ \[z=\frac{m}{i\,t}=\frac{m}{2}\]


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