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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
- The potential energy of particle in a force field is U = A/r² – b/r, where A and B
- If the momentum of electron is changed by P, then the de-Broglie wavelength
- The depth at which the effective value of acceleration due to gravity is g/4
- The radius of orbit of a planet is two times that of the earth. The time period
- In a transistor, the value of βis 100, then the value of α will be
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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