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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
- Consider two concentric spherical metal shells of radii r₁ and r₂( r₂>r₁). If the outer
- The angle of incidence for a ray of light at a refracting surface of a prism is 45⁰.
- The voltage gain of an amplifier with 9% negative feedback is 10. The voltage gain
- A rocket with a lift-off mass 3.5 x 10⁴ kg is blasted upwards with an initial acceleration
- A body of mass m is thrown upwards at an angle θ with the horizontal with velocity
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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