State the principle for each of the following processes which are used – InterviewSolution

1.	State the principle for each of the following processes which are used in metallurgy in general.(i) Roasting(ii) Gravity separation(iii) Froth flotation(iv) Aluminothermy(v) Calcination(vi) Electromagnetic separation.
Answer» State the principle for each of the following processes which are used in metallurgy in general. (i) Roasting (ii) Gravity separation (iii) Froth flotation (iv) Aluminothermy (v) Calcination (vi) Electromagnetic separation.

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