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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
- What will be the ratio of the distance moved by a freely falling body from rest in 4th
- Two bullets are fired simultaneously, horizontally and with different speeds
- If voltage across a bulb rated 220 volt-100 Watt drops by 2.5% of its rated value
- The charge flowing through a resistance R varies with time t as Q=at-bt²,
- A tuning fork of frequency x produces 4 beats with a source of 256 Hz and 8 beats
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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