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

  • question_answer
    For the network shown in the figure the value of the current \[i\] is                                        [Kerala PMT 2005]

    A)         \[\frac{9V}{35}\]

    B)         \[\frac{5V}{18}\]

    C)         \[\frac{5V}{9}\]

    D)         \[\frac{18V}{5}\]

    Correct Answer: B

    Solution :

                                              The given network is a balanced Wheatstone bridge. It's equivalent resistance will be \[R=\frac{18}{5}\Omega \] So current from the battery \[i=\frac{V}{R}=\frac{V}{18/5}=\frac{5V}{18}\]


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