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JEE Mains 31-Jan-2023 Shift 1 Solved Paper

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Question : 32

Total: 90

The methods NOT involved in concentration of ore are
(A) Liquation
(B) Leaching
(C) Electrolysis
(D) Hydraulic washing
(E) Froth floatation
Choose the correct answer from the options given below :

[31-Jan-2023 Shift 1]

B, D and C only
C, D and E only
A and C only
B, D and E only

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