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More Metallurgical Engineering Questions
Determine the correctness or otherwise of the following Assertion: For the extraction of metal values from their sulphide concentrates by hydrometallurgical route, leaching with oxygen under high pressure is used. Reason: Presence of oxygen under high pressure causes roasting of sulphides, which helps in leaching of the values.
The activity coefficient of Q in a liquid Q - R alloy is represented by the following equation at a given temperature. In γ Q = 0.6x 2 R - 0.2.x 3 R What is the activity of Q in an alloy of composition XR = 0.6 at the same temperature?
Manganese recovery in steel making is aided by
'W'h'e'n' 'P'-'B' 'r'a't'i'o' 'i's' 'l'e's's' 't'h'a'n' '1'
Which one of the following elements is an austenite stabilizer?