Flux through the flat face of a hollow cylinder enclosing a charge from the flux through its curved surface

1. A.
   $\frac{1}{2}\left(\frac{q}{\varepsilon_0} - \phi\right)$
2. B.
   $\frac{q}{2\varepsilon_0}$
3. C.
   $\frac{\phi}{3}$
4. D.
   $\frac{q}{\varepsilon_0} - \phi$

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1. A.
   $\frac{\phi}{3}$
2. B.
   $\frac{q}{\varepsilon_{0}} - \phi$
3. C.
   $\frac{q}{3\varepsilon_{0}}$
4. D.
   $\frac{1}{2}\left( \frac{q}{\varepsilon_{0}} - \phi \right)$

Tap an option to check your answer.

1. A.
   $\frac{\phi}{3}$
2. B.
   $\left( \frac{q}{\varepsilon_{0}} - \phi \right)$
3. C.
   $\frac{1}{2}\left( \frac{q}{\varepsilon_{0}} - \phi \right)$
4. D.
   $\frac{q}{2\varepsilon_{0}}$

Tap an option to check your answer.