Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Electrostatic Potential and Capacitance

Question:

Three charges +q, -2q and 4q are placed on the vertices of an equilateral triangle of side 0.2 m. The electrostatic potential energy of the system (Take $q=10 μC$) is:

Options:

$-6.3×10^{-3} J$

$-9.0×10^{-3} J$

-27 J

+27 J

Correct Answer:

-27 J

Explanation:

The correct answer is Option (3) → -27 J