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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 beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
- If a nucleus ᴢXᴬ emits 9α and 5β-particles, then the ratio of total protons and neutrons
- The total energy of a simple harmonic oscillator is proportional to
- A electric dipole is placed at an angle of 30⁰ to a non-uniform electric field.
- Photons of energy 6 eV are incident on a metal surface whose work function is 4 eV.
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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