Two insulated metallic spheres of $3\,\mu F$ and $5\,\mu F$ capacitances are charged to $300\, V$ and $500\,V$ respectively. The energy loss, when they are connected by a wire is

  • A

    $0.012 \,J$

  • B

    $0.0218 \,J$

  • C

    $0.0375\, J$

  • D

    $3.75 \,J$

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