Whichofthefollowingmaterialsisgenerallyusedinthedesignof electromagnetic machines? a) Paramagnetic materials b) Diamagnetic materials c) Ferromagnetic materials d) Core-magnetic materials
Whichofthefollowingmaterialsisgenerallyusedinthedesignof electromagnetic machines? a) Paramagnetic materials b) Diamagnetic materials c) Ferromagnetic materials d) Core-magnetic materials
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c) Ferromagnetic materials
Answer: c
c
Explanation: Ferromagnetic materials can strongly act like a magnet when placed in a magnetic field. They are exhibited by materials such as iron, cobalt, nickel, etc. Ferromagnetic materials are generally used in electromagnetic machines.
c) Ferromagnetic materials
Answer: c
Explanation: Ferromagnetic materials can strongly act like a magnet when placed in a magnetic field. They are exhibited by materials such as iron, cobalt, nickel, etc. Ferromagnetic materials are generally used in electromagnetic machines.