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The concentric spheres of radii R and r have positive charges q₁ and q₂ with equal surface charge densities. What is the electric potential at their common centre?
Options
(a) σ/ε₀(R+r)
(b) σ/ε₀(R-r)
(c) σ/ε₀ (1/R+1/r)
(d) σ/ε₀(1/R)
Correct Answer:
σ/ε₀(R+r)
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 you make ice cubes, the entropy of water
- A thermocouple of negligible resistance produces an e.m.f. of 40 µV/⁰C in the linear range
- In case of linearly polarised light, the magnitude of the electric field vector
- A vibrating string of certain length l under a tension T resonates with a mode
- In a circuit, L,C and R are connected in series with an alternating voltage source
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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