The magnetising field required to be applied in opposite direction to reduce residual magnetism to zero is called

coercivity

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retentivity

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hysteresis

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none of these

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Solution

The correct option is B coercivity
The coercivity is the intensity of the applied magnetic field required to reduce the magnetization of that material to zero.

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Similar questions

The value of magnetic moment is zero in the case of antiferromagnetic substances because the domains ...........

(a) get oriented in the direction of the applied magnetic fiels

(b) get oriented opposite to the direction of the applied magnetic fiels

(d) cancel out each other's magnetic moment

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