MHT-CET

23. Magnetism And Matter question bank (Physics)

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Q1.

Magnetic hysteresis is exhibited by magnetic materials which are

(A)
only paramagnetic
(B)
only diamagnetic
(C)
only ferromagnetic
(D)
both para and ferromagnetic
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Q2.

In the following graph of flux density $(B)$ versus magnetizing force $(H)$,coercivity and retentivity are respectively represented by the points

figure

(A)
$c, b$
(B)
$a, b$
(C)
$d, c$
(D)
$f, e$
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