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NEET Sample Paper NEET Sample Test Paper-88

  • question_answer
    The electric potential V(x) in a region around the origin is given by \[V(x)=4{{x}^{2}}\] volts. The electric charge enclosed in a cube of 1 m side with its centre at the origin is (in coulomb)

    A) \[8{{\varepsilon }_{0}}\]           

    B)        \[-4{{\varepsilon }_{0}}\]

    C) \[0\]     

    D)        \[-8{{\varepsilon }_{0}}\]

    Correct Answer: C

    Solution :

    [c] Charges reside only on the outer surface of a conductor with cavity.


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