12th Class Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Case Based (MCQs) - Current Electricity

  • question_answer
    A 5 V battery of negligible internal resistance is connected across a 200 V battery and a resistance of \[39\text{ }\Omega \] as shown in the figure. The value of current is

    A) 5 A                              

    B) 3 A     

    C) 4 A                              

    D) 7.8 A

    Correct Answer: A

    Solution :

    (a) 5 A Apply KVL, \[-39l-200+5=0\Rightarrow 39l=195\Rightarrow l=5\,A\]


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