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The intensity of magnetisation of a bar magnet is 5×10⁴ Am⁻¹. The magnetic length and the area if cross- section of the magnet are 12 cm and 1 cm⁻² respectively. The magnitude of magnetic moment of this bar magnet (in SI unit) is
Options
(a) 0.6
(b) 1.3
(c) 1.2
(d) 2.4
Correct Answer:
0.6
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
- If the force exerted by an electric dipole on a charge q at a distance of 1 m is F
- Three unequal resistors in parallel are equivalent to a resistance 1 Ω.
- If the number of radius of ²⁷Al is 3.6 Fermi, the approximate nuclear radius
- Which one of the following equations of motion represents simple harmonic motion?
- Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons
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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