1.

A ferromagnetic substance becomes a permanent magnet when it is placed in a magnetic field because .......... (a) all the domains get oriented in the direction of a magnetic field (b) all the domains get oriented in the direction opposite to the direction of a magnetic field (c) domains get oriented randomly (d) domains are not affected by a magnetic field

Answer»

A ferromagnetic substance becomes a permanent magnet when it is placed in a magnetic field because ..........

(a) all the domains get oriented in the direction of a magnetic field

(b) all the domains get oriented in the direction opposite to the direction of a magnetic field

(c) domains get oriented randomly

(d) domains are not affected by a magnetic field



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