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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The position x of a particle with respect to time t along x-axis is given
- A small part of the rim of a fly wheel breaks off while it is rotating at a constant
- Two similar springs P and Q have spring constants Kp and Kq, such that Kp>Kq.
- Three solids of masses m₁,m₂ and m₃ are connected with weightless string
- Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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