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There is a ring of radius r having linear charge density λ and rotating with a uniform angular velocity ω. The magnetic field produced by this ring at its own centre would be
Options
(a) λω²/2-μ₀
(b) μ₀λ²ω/√2
(c) μ₀λω/2
(d) μ₀λ/2ω²
Correct Answer:
μ₀λω/2
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In a diffraction pattern due to a singleslit of width a, the first minimum is observed
- The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
- what is the electric potential at a distance of 9cm from 3nC?
- When a sound wave of wavelength λ is propagating in a medium,
- The radius of curvature of the convex face of a plano-convex lens is 12 cm
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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