'Hypersil' is a ______________ steel?
Correct answer: B. Silicon
- A. High speed
- B. Silicon
- C. Molybdenum
- D. Tungsten
Explanation
Hypersil is a grain-oriented silicon steel used mainly for electrical transformer cores, where its magnetic properties reduce core losses. Its defining alloying characteristic is high silicon content, not tungsten or molybdenum.
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