

MCQOPTIONS
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1. |
Pick out the wrong statement about the machinability of metals. Machinability of a metal ? |
A. | Decreases with increase in strain hardening tendencies |
B. | Decreases with increase in hardness, in general |
C. | Depend on the composition, microstructure and physical & mechanical properties |
D. | Decreases with increases in tensile strength & decrease in grain size |
Answer» E. | |