Engineering Materials
Pig iron is the name given to

Iron containing huge quantities of carbon
Raw material for blast furnace
Iron in molten form in the ladles
Product of blast furnace made by reduction of iron ore

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Engineering Materials
Which of the following statement is true about brittle fracture?

Cup and cone formation is characteristic for brittle materials
High temperature and low strain rates favour brittle fracture
Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture
Brittle fracture is always preceded by noise

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