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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
- Two stones of masses m and 2m are whirled in horizontal circles, the heavier one
- Two thin dielectric slabs of dielectric constants K₁ and K₂, (K₁ < K₂) are inserted
- If radius of the ₁₃Al²⁷ nucleus is taken to be Rᴀı, then the radius of ₅₃Te¹²⁵ nucleus
- If sound wave travel from air to water, which of the following remains unchanged?
- In vacuum, to travel distance d, light takes time t and in medium to travel distance
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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