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The current in the windings of a toroid is 2.0 A. There are 400 turns and the mean circumferential length is 40 cm. If the inside magnetic field is 1.0 T, the relative permeability is approximately
Options
(a) 100
(b) 200
(c) 300
(d) 400
Correct Answer:
400
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The kirchoff’s first law (∑i=0) and second law (∑iR=∑E), where the symbols
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
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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
- The kirchoff’s first law (∑i=0) and second law (∑iR=∑E), where the symbols
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
- The periodic waves of intensities I₁ and I₂ pass through a region at the same time
- A spherical drop of capacitance 1μF is broken into eight drops of equal radius.
- The magnetic moment of a diamagnetic atom is
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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