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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 galvanometer having internal resistance 10Ω requires 0.01 A for a full scale
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- A cylindrical tank is filled with water to a level of 3m. A hole is opened at a height
- A drum of radius R and mass M, rolls down without slipping along an inclined plane
- The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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