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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
- Consider a compound slab consisting of two different materials having equal thickness
- 64 drops of mercury, each charged to a potential of 10 V, are combined
- Water rises in a vertical capillary tube up to a height of 2.0 cm.
- The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
- The innermost orbit of hydrogen atom has a diameter 1.06Å. The diameter of tenth
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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