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JEE Main & Advanced JEE Main Paper (Held on 12-4-2019 Morning)

  • question_answer
    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:                                   [JEE Main Held on 12-4-2019 Morning]

    A) fisher woman and concentration

    B) washer man and reduction

    C) washer woman and concentration

    D) fisher man and reduction

    Correct Answer: C

    Solution :

     The idea of froth floatation method came from washerwoman and this process is related to concentration of sulphide ores.


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