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Question
Pick out the wrong statement?
Options:
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
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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