Engineering Materials
Smelting is the process of

Removing the impurities like clay, sand etc. from the iron ore by washing with water
All of these
Expelling moisture, carbon dioxide, sulphur and arsenic from the iron ore by heating in shallow kilns
Reducing the ore with carbon in the presence of a flux

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Specify the sequence correctly

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

ANSWER DOWNLOAD EXAMIANS APP