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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 black body is heated from 27° C to 127° C. The ratio of their energies of radiations
- Two discs of moment of inertia l₁ and I₂ and angular speeds
- In an ac circuit an alternating voltage e = 200 √2 sin 100 t volts is connected
- In N-type semi-conductor current is due to
- An iron rod of volume 10⁻⁴ m³ and relative permeability 1000 is placed inside a long
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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