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for a permanent magnet properties of material shou
Question:
For a permanent magnet, properties of material should be
JIPMER MBBS - 2018
JIPMER MBBS
Updated On:
Jun 21, 2024
high retentivity high coercivity
low retentivity law coercivity
high retentivity low coercivity
low retentivity high coercivity
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The Correct Option is
A
Solution and Explanation
The correct option is (A): high retentivity high coercivity.
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Top Questions on Magnetic properties of materials
Match List I with List II.
List I
(Material)
List II
(Subsceptibility(χ))
A.
Diamagnetic
I.
χ = 0
B.
Ferromagnetic
II.
0 > χ ≥ –1
C.
Paramagnetic
III.
χ >> 1
D.
Non-magnetic
IV.
0 < χ < ε (a small positive number)
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