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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
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- What is the Q-value of the reaction? ¹H+⁷Li→⁴He+⁴He
- A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed
- When a charged oil drop moves upwards in an electric field,
- The current in the windings of a toroid is 2.0 A. There are 400 turns
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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