Physics - Magnetism Question with Solution | TestHub
PhysicsMagnetismMagnetic properties of matterEasy2 minPYQ_2020
PhysicsEasysingle choice
The material suitable for making electromagnets should have
Options:
Answer:
A
Solution:
Electromagnet should have a property to give magnetising and demagnetising action very fast with the change in the magnetising field, for this it should have very low coercivity, but with the increase in current field increases and to make a strong magnet, retentivity should be higher
Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:MagnetismSubtopic:Magnetic properties of matter
⏱ 2mℹ️ Source: PYQ_2020
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