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
    The value of current I in the given circuit is :

    A) 4.5 A

    B) 3.7 A

    C) 2.0 A

    D) 2.5 A

    Correct Answer: C

    Solution :

    According to Kirchhoffs junction law \[\left( +\text{ }I \right)+\left( +\text{ }4A \right)+\left( +\text{ }2A \right)+\left( -\text{ }5A \right)+\left( -\text{ }3A \right)=0\] \[I\text{ }=\text{ }6A\text{ }-\text{ }8A\text{ }=\text{ }0\text{ }or\text{ }I\text{ }=\text{ }2\text{ }A.\]


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