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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: - If a spring of spring constant k stretched by a length x under tension T, the energy
- A uniform chain of length L and mass m is kept on a smooth table. It is released
- A particle moves along the x-axis from x=0 to x=5 m under the influence of a force
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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
- If a spring of spring constant k stretched by a length x under tension T, the energy
- A uniform chain of length L and mass m is kept on a smooth table. It is released
- A particle moves along the x-axis from x=0 to x=5 m under the influence of a force
- If the length of a stretched string is shortened by 4% and the tension is increased
- A uniform force of (3i+j) Nacts on a particle of mass 2 kg.Hence the particle is displaced
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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