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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.
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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
- What will be the ratio of the distance moved by a freely falling body from rest in 4th
- Two capacitors of 10pF and 20pF are connected to 200V and 100V sources, respectively.
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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