For a homogeneous and isotropic medium with a charge density ρ & dielectric constant ε, the Poisson's equation for electrical potential V is:

\(\nabla.V = \frac {\rho}{\varepsilon}\)

\(\nabla^2V = \frac {\rho}{\varepsilon}\)

\(\nabla^2V = -\frac {\rho}{\varepsilon}\)

\(\nabla.V = -\frac {\rho}{\varepsilon}\)

For a homogeneous and isotropic medium with a charge density ρ & die

1.	For a homogeneous and isotropic medium with a charge density ρ & dielectric constant ε, the Poisson's equation for electrical potential V is:
A.	\(\nabla^2V = \frac {\rho}{\varepsilon}\)
B.	\(\nabla^2V = -\frac {\rho}{\varepsilon}\)
C.	\(\nabla.V = \frac {\rho}{\varepsilon}\)
D.	\(\nabla.V = -\frac {\rho}{\varepsilon}\)
Answer» C. \(\nabla.V = \frac {\rho}{\varepsilon}\)

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For a homogeneous and isotropic medium with a charge density ρ & dielectric constant ε, the Poisson's equation for electrical potential V is:

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