A closed surface in vacuum encloses char

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Target Exam

CUET

Subject

Physics

Chapter

Electric Charges and Fields

Question:

A closed surface in vacuum encloses charges -q and +3q. Another charge -2q lies out side the surface. The total electric flux over the surface is:

Options:

Zero

$2 q / \epsilon_{o}$

$\frac{-3 q}{\epsilon_o}$

$4 q / \epsilon_{o}$

Correct Answer:

$2 q / \epsilon_{o}$

Explanation:

The correct answer is Option (2) → $2 q / \epsilon_{o}$