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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.
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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 stone of mass 1 kg tied to a light inexensible string of length L=10/3 is whirling
- The condition for obtaining secondary maxima in the diffraction pattern
- Figure below shows two paths that may be taken by a gas to go from a state A
- Moderator used in nuclear reactor is
- A mixture consists of two radioactive materials A₁ and A₂ with half lives of 20s
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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