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An iron rod of volume 10⁻⁴ m³ and relative permeability 1000 is placed inside a long solenoid having 5 turns/cm. If a current of 0.5 A is passed through the solenoid, then the magnetic moment of the rod is
Options
(a) 20 Am²
(b) 25 Am²
(c) 30 Am²
(d) 35 Am²
Correct Answer:
25 Am²
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 potentiometer wire of length 100cm has a resistance of 10Ω. It is connected in series
- Slope of PV and V for an isobaric process will be
- If both the resistance and the inductance in an LR AC series circuit are doubled
- Which phenomenon best supports the theory that matter has a wave nature?
- which of the following can not be emitted by radioactive substances during their decay?
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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