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Magnetic induction produced at the centre of a circular loop carrying current is B. The magnetic moment of the loop of radius R is (where, μ₀=permiability of free space)
Options
(a) BR²/2πμ₀
(b) 2πBR³/μ₀
(c) BR²/2πμ₀
(d) 2πBR²/μ₀
Correct Answer:
2πBR³/μ₀
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 50Hz AC signal is applied in a circuit of inductance of (1/π)H and resistance 2100Ω
- The force of repulsion between two electrons at a certain distance is F.
- A Carnot engine takes heat from a reservoir at 627⁰C and rejects heat
- An insulated container of gas has two champers seperated by an insulating partition.
- Two point charges +2 coulomb and +10 coulomb repel each other with a force of 12 N.
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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