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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 a light beam of frequency v is incident on a metal surface,
- The temperature coefficient of a resistance wire is 0.00125 per degree.
- Radius of first orbit of the electron in a hydrogen atom is 0.53 Å. So the radius
- A wire in the form of a circular loop of one turn, carrying a current, produces
- Electrons of mass m with de-Broglie wavelength λ fall on the target in an X-ray tube.
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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