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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2007
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A hollow cylinder has a charge q coulomb within it. If $\phi$ is the electric flux in units of voltmeter associated with the curved surface B, the flux linked with the plane surface A in units of voltmeter will be- <img src =""/>



( A ) $\frac{1}{2} (\frac{q}{\epsilon_0} - \phi)$
( B ) $\frac{\phi}{3}$
( C ) $\frac{q}{2\epsilon_0}$
( D ) $\frac{q}{\epsilon_0} - \phi$

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