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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
- A closely wound solenoid of 2000 turns and area of cross-section 1.5 x 10⁻⁴ m² carries
- A train is moving along a straight path with uniform acceleration
- In a potentiometer experiment, the balancing with a cell is at length 240 cm.
- A car is moving with uniform acceleration. It covers 200 m in 2 sec and 220 m
- The purpose of using heavy water in nuclear reactor is
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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