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Ronan Asked :

25-09-2021 Electrical Machines

Q. Which is the most widely used material in the core of the transformer?

A. cold rolled grain oriented sheet steel
B. cold rolled grain steel
C. soft iron
D. steel


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Dapzoi Verified
Commented on 2021-09-25 12:08:45 (IST)
Answer: A

Explanation: CRGO has magnetization in the rolling direction and low core losses and very high permeability than present materials.