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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.
Related Questions: - Which of the following statement about scalar quantity is true?
- In Young’s experiment, the third bright band for light of wavelength 6000Å
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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
- Which of the following statement about scalar quantity is true?
- In Young’s experiment, the third bright band for light of wavelength 6000Å
- If an electron in a hydrogen atom jumps from the 3rd orbit to the 2nd orbit, it emits
- Six molecules have speeds 2 units, 5 units, 3 units, 6 units, 3 units and 5 units
- The current in the coil of inductance 5H decreases at the rate of 2 A/s
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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