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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: - A body is rolling down an inclined plane.If KE of rotation is 40% of KE in a translatory
- Two discs of moment of inertia l₁ and I₂ and angular speeds
- A solid sphere is rotating in free space.If the radius of the sphere is increased
- The magnetic flux linked with a coil at any instant t is given by ?, find emf
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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 body is rolling down an inclined plane.If KE of rotation is 40% of KE in a translatory
- Two discs of moment of inertia l₁ and I₂ and angular speeds
- A solid sphere is rotating in free space.If the radius of the sphere is increased
- The magnetic flux linked with a coil at any instant t is given by ?, find emf
- Pressure gradient has the same dimensions as that of
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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