Physics - Magnetism Question with Solution | TestHub
PhysicsMagnetismMagnetic properties of matterHard2 minPYQ_2007
PhysicsHardsingle choice
Assertion : Ferro magnetic substances become paramagnetic above Curie temperature. Reason : Domains are destroyed at high temperature.
Options:
Answer:
A
Solution:
The assertion is true. From Curie Weiss law where the susceptibility . If the temperature rises above the Curie temperature , ferromagnetic materials become paramagnetic materials because the domains get destroyed as stated.
Stream:AIIMSSubject:PhysicsTopic:MagnetismSubtopic:Magnetic properties of matter
⏱ 2mℹ️ Source: PYQ_2007
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