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The idea of froth floatation method came from a person X and this method is related to the process Y of ores. X and Y, respectively. Are : (1) washer woman and concentration (2) fisher woman and concentration (3) wisher man and reduction (4) fisher man and reduction |
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Answer» Correct option (1) washer woman and concentration Explanation: froth floatation is used for concentration for sulphide ore |
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