The ductile to brittle transition temperature in metal is around ____ – McqOptions

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1.	The ductile to brittle transition temperature in metal is around ____ of melting point (Tm)?
A.	0.1 T<sub>m</sub>
B.	0.5 T<sub>m</sub>
C.	0.9 T<sub>m</sub>
D.	0.0001 T<sub>m</sub>
Answer» B. 0.5 T<sub>m</sub>

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