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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,B and C are voltmeters of resistance R, 1.5 R and 3R respectively, as shown
- Which of the following transitions in hydrogen atoms emit photons of highest frequency?
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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,B and C are voltmeters of resistance R, 1.5 R and 3R respectively, as shown
- Which of the following transitions in hydrogen atoms emit photons of highest frequency?
- If a steel wire of length l and magnetic moment M is bent into a semicircular arc,
- A solid cylinder of mass M and radius R rolls without slipping down and inclined plane
- Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
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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