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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
- An avarage induced e.m.f. of 1 V appears in a coil when the current in it is changed
- The value of workdone for rotating a magnet of magnetic moment M by an angle θ in external
- For a satellite escape velocity is 11 kms⁻¹.If the satellite is launched at an angle
- One mole of an ideal gas at an initial temperature of T K, does 6R joule of work
- When radiation is incident on a photoelectron emitter,
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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