The hum in a transformer is mainly attributed to Options: A . &nbspload changes B . &nbspoil in the transformer C . &nbspmagnetostriction D . &nbspmechanical vibrations

The hum in a transformer is mainly attributed to

Question

The hum in a transformer is mainly attributed to

Options:

A . load changes

B . oil in the transformer

C . magnetostriction

D . mechanical vibrations

Answer: Option C

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