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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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- In circular coil, when number of turns is doubled and resistance becomes 1/4th
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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
- Minority carriers in a p-type semiconductor are
- In circular coil, when number of turns is doubled and resistance becomes 1/4th
- One mole of an ideal gas at an initial temperature of T K, does 6R joule of work
- Two particles which are initially at rest, move towards each other
- If two soap bubbles of different radii are connected by a tube
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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