In full annealing, the hypo-eutectoid steel is heated from 30Â° C to 50Â° C above the upper critical temperature and then cooled

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suddenly in a suitable cooling medium

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in still air

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slowly in the furnace

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any one of these

1.	In full annealing, the hypo-eutectoid steel is heated from 30Â° C to 50Â° C above the upper critical temperature and then cooled
A.	in still air
B.	slowly in the furnace
C.	suddenly in a suitable cooling medium
D.	any one of these
Answer» C. suddenly in a suitable cooling medium

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