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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
- A simple pendulum performs simple harmonic motion about x = 0 with an amplitude
- In some region, gravitational field is zero. The gravitational potential
- A nucleus at rest splits into two nuclear parts having radii in the ratio 1:2.
- Three capacitors each of capacitance C and of breakdown voltage V are joined in series
- A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 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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