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Two charges of equal magnitude q are placed in air at a distance 2a apart and third charge -2q is placed at mid-point. The potential energy of the system is (where, ε₀=permitivity of free space)
Options
(a) (-q²/8πε₀a)
(b) (-3q²/8πε₀a)
(c) (-5q²/8πε₀a)
(d) (-7q²/8πε₀a)
Correct Answer:
(-7q²/8πε₀a)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid
- Ratio of longest wavelengths corresponding to Lyman and Balmer series in hydrogen
- The potential energy of a weightless spring compressed by a distance D is proportional
- A fluid is in streamline flow across a horizontal pipe of variable area of cross section
- Large transformers, when used for some time, become hot and are cooled by circulating
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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