JEE Main & Advanced Physics Electrostatics & Capacitance Question Bank Grouping of Capacitors

  • question_answer
    Four capacitors of each of capacity \[3\mu F\]are connected as shown in the adjoining figure. The ratio of equivalent capacitance between \[A\] and \[B\] and between \[A\] and \[C\] will be

    A)            4 : 3

    B)                    3 : 4

    C)                    2 : 3

    D)                    3 : 2

    Correct Answer: A

    Solution :

                       \[{{C}_{AB}}=3+\frac{3}{3}=4,\mu F\] \[{{C}_{AC}}=\frac{3}{2}+\frac{3}{2}=3\mu F\] \\[{{C}_{AB}}:{{C}_{AC}}=4:\,3\]


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