JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Kirchhoff's Law, Cells

  • question_answer
    Consider four circuits shown in the figure below. In which circuit power dissipated is greatest  (Neglect the internal resistance of the power supply)                       [Orissa JEE 2002]                                

    A)           

    B)                            

    C)                                

    D)  

    Correct Answer: A

    Solution :

               \[P=\frac{{{V}^{2}}}{{{R}_{eq}}};\] for P to be maximum \[{{R}_{eq}}\] should be less. Hence option  is correct.


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