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Question

Straight silicon
steel (containing Si from 0.5 to 5%) because of their low hysterisis
loss and high magnetic permeability are used for electrical appliances.
Which of the following electrical appliances made of silicon steel
contains maximum percentage of silicon (about 4%) ?

Options:

A . Armature of small motors/generators.

B . Generators and small motors.

C . Induction motors.

D . High frequency transformers.

Answer: Option D

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