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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 particle under the action of a constant force moves from rest upto 20 seconds
- The ferromagnetic substance is
- If the series limit of Lyman series for hydrogen atom is equal to the series limit
- The photoelectric threshold wevelength for potassium (work function being 2 eV) is
- A black body is at 727⁰C. It emits energy at a rate which is proportional to
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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