Materials and Construction-Data Intensity 1 :: Discussion


1.Pick out the wrong statement?
A.The toughness of a material decreases, when it is heated
B.Crane hooks are normally made of wrought iron
C.Cold working of a metal decreases its fatigue strength
D.The temperature at which new grains are formed in a metal is known as the recrystallisation temperature
Answer:  Option  C
Explanation:

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Published by:Michael Daani

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