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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
- The moment of inertia of a rod about an axis through its centre and perpendicular
- A ball rolls without slipping. The raidus of gyration of the ball about an axis
- The angular velocity of a wheel increases from 100 rps to 300 rps in 10 seconds.
- The current in the windings of a toroid is 2.0 A. There are 400 turns
- The energy of groundstate (n=1) of hydrogen level is -13.6 eV. The ionistation
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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