Name the stages in metal extraction dressing:

extraction

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refining

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both

(A)

and

(B)

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none of these

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Solution

The correct option is B both $(A)$ and $(B)$
Dressing of an ore means their extraction and refining. If the ore extracted is refined to get the element required, it is called dressing.

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Name the stages in metal extraction dressing:

The correct option is B both (A) and (B)Dressing of an ore means their extraction and refining. If the ore extracted is refined to get the element required, it is called dressing.

The correct option is B both $(A)$ and $(B)$
Dressing of an ore means their extraction and refining. If the ore extracted is refined to get the element required, it is called dressing.