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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 coefficient of performance of a Carnot refrigerator working between 30⁰C and 0⁰C is
- A ball is thrown vertically downwards from a height of 20 m with an initially
- The force F acting on a particle of mass m is indicated by the force-time graph
- The moment of inertia of a rod about an axis through its centre and perpendicular
- A layer of colourless oil spreads on water surface. White light is incident on it
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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