(Mcq) The toughness of material ......... when it is heated

   

MCQ  

The toughness of material ......... when it is heated

Options 

A) Increased 

B) Decreased 

C) Doesn't change 

D) can't say 

Answer : option B ( Decreased)

Solution

Toughness is properties of materials to resist fracture due to high impact force. Toughness of material is decreased when material is heating. 

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