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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: - A radioactive substance contains 10000 nuclei and its halflife period is 20 days
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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 radioactive substance contains 10000 nuclei and its halflife period is 20 days
- In a nuclear reactor, the number of U²³⁵ nuclei undergoing fissions per second
- Assuming the sun to have a spherical outer surface of radius r
- Heat produced in a resistance according to which law?
- The equivalent resistance of two resistors connected in series is 6 Ω
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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