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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: - During production of cathode ray
- A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
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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
- During production of cathode ray
- A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
- A body of mass m is orbiting the earth at a radius r from the center of earth
- A uniform rod of length l is placed with one end in contact with the horizontal
- A cyclist is riding with a spped of 27 km/h.As he approaches a circular turn
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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