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Questions and Answers
What is the formula for the net flux through a closed surface?
What is the formula for the net flux through a closed surface?
The net flux through a closed surface is given by $\Phi = \oint \mathbf{E} \cdot d\mathbf{A}$, where the integration is carried out over the entire surface.
What is Gauss' law and how is it related to Coulomb's law?
What is Gauss' law and how is it related to Coulomb's law?
Gauss's law is an alternative way to express the relationship between electric charge and electric field, and it is equivalent to Coulomb's law. It states that the total electric flux ($\Phi$) through any closed surface is proportional to the total (net) electric charge ($q$) inside the surface. That is $q / \varepsilon_0 = \Phi$.
What is a Gaussian surface?
What is a Gaussian surface?
A Gaussian surface is a closed surface that encloses a definite volume, over which the integration of electric field is carried out in Gauss's law.
Who formulated Gauss's law?
Who formulated Gauss's law?
What is the relationship between electric flux and electric charge according to Gauss's law?
What is the relationship between electric flux and electric charge according to Gauss's law?
Flashcards
Net Flux Formula
Net Flux Formula
The net flux through a closed surface is given by the integral of the electric field dotted with the differential area vector over the entire surface.
Gauss's Law
Gauss's Law
Gauss's law states that the total electric flux through any closed surface is proportional to the total net electric charge inside the surface. It's an alternative to Coulomb's law.
Gaussian Surface
Gaussian Surface
A closed surface that encloses a definite volume, used for integrating the electric field in Gauss's law.
Gauss's Law Equation
Gauss's Law Equation
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