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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
- In P-N junction having depletion layer of thickness 10⁻⁶ m, the potential across
- The wavelength of X-rays is in the range
- The frequency of fundamental tone in an open organ pipe of length
- The input resistance of a silicon transistor is 100 W. Base current is changed
- The ratio of the dimensions of planck’s constant and that of the moment of inertia is
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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