JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर JEE PYQ-Current Electricity Charging and Discharging of Capacitors

  • question_answer
    In the given circuit all resistances are of value \[R\] ohm each. The equivalent resistance between \[A\] and \[B\] is:          [JEE Online 15-04-2018]

    A) \[2R\]

    B) \[\frac{5R}{2}\]

    C) \[\frac{5R}{3}\]

    D) \[3R\]

    Correct Answer: A

    Solution :

    [a] Point 1, 2, 3 and 4 are same potential (shot circuited), hence equivalent resistance becomes
    \[{{R}_{Eq}}=R+R=2R\]


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