Engineering Materials
Pig iron is the name given to

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

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Engineering Materials
Stress relaxation is the phenomenon

In which deformation tends to loosen the joint and produces a stress reduced
Stress reduces on increasing load
In which stress remains constant on increasing load
In which parts are not loaded

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