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Core of electromagnets are made of ferromagnetic material which has
Options
(a) low permeability and high retentivity
(b) high permeability and low retentivity
(c) low permeability and low retentivity
(d) high premeability and high retentivity
Correct Answer:
high permeability and low retentivity
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - At absolute temperature, the kinetic energy of the molecules
- If a small sphere is let fall vertically in a large quantity of still liquid of density
- A proton and helium nucleus are shot into a magnetic field at right angles to the field
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
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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
- At absolute temperature, the kinetic energy of the molecules
- If a small sphere is let fall vertically in a large quantity of still liquid of density
- A proton and helium nucleus are shot into a magnetic field at right angles to the field
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
- If a magnet is suspended at an angle 30⁰ to the magnetic meridian, the dip needle
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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