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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 particle moving along X-axis has acceleration f,at time t given by f=fₒ(1- t/T)
- The period of a simple pendulum inside a stationary lift is T. The lift accelerates
- Hard X-rays for the study of fractures in bones should have a minimum wavelength
- An LCR circuit contains resistance of 100 ohm and a supply of 200 volt at 300 radian
- A tuning fork A produces 4 beats per second with another tuning fork B of frequency
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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