M

Mr. Dubey • 52.30K Points
Coach 

Q. A residual field is always less than a continuous field because?

(A) The magnetic field, as shown by a hysteresis curve, is zero when there is no magnetising force
(B) The magnetic field, as shown by a hysteresis curve, is less when there is no magnetising force
(C) The magnetic field, as shown by a hysteresis curve, is greater when there is no magnetising force
(D) None of the above
Correct : Option (B)

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