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4 point charges each +q is placed on the circumference of a circle of diameter 2d in such a way that they form a square. The potential at the centre is
Options
(a) 0
(b) 4q/d
(c) 4d/q
(d) q/4d
Correct Answer:
4q/d
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
- A concave mirror of focal length f₁ is placed at a distance d from a convex lens
- A circular disc of radius R is removed from a bigger circular disc of radius 2R
- Application of a forward bias to a P-N junction
- The number of NAND gates required to form an AND gate is
- Four identical cells of emf Ԑ and internal resistance r are to be connected in series.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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