Engineering Materials
Specify the sequence correctly

Stress relief, recrystallization, grain growth
Stress relief, grain growth, recrystallization
Grain growth, stress relief, recrystallization
Grain growth, recrystallization, stress relief

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Engineering Materials
Combined carbon in iron makes the metal

Soft and gives a fine grained crystalline structure
Hard and gives a fine grained crystalline structure
Hard and gives a coarse grained crystalline structure
Soft and gives coarse grained crystalline structure

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Engineering Materials
Steel contains

50% or more iron
Alloying elements like chromium, tungsten nickel and copper
Elements like phosphorus, sulphur and silicon in varying quantities
80% or more iron

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Engineering Materials
Amorphous material is one

Which emits fumes on melting
Which is not attacked by phosphorous
In which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid
In which atoms align themselves in a geometric pattern upon solidification

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