Home / MCQ Bank / Metallurgical Engineering

Metallurgical Engineering Metallurgical Testing And Inspection Difficulty: Medium

The units of the rate constant for it second order reaction are Match the operations listed in Group I with the type of processes listed in Group II . Group-I Group-II P. Blast Furnace Iron making 1. Refining Q. BOF Steel making 2. Electrolysis R. Hall-Heroult Process 3. Smelting S. Bayer Process 4. Leaching 'I'd'e'n't'i'f'y' 't'h'e' 'c'o'r'r'e'c't' 'c'o'm'b'i'n'a't'i'o'n' 'o'f' 't'h'e' 'f'o'l'l'o'w'i'n'g' 's't'a't'e'm'e'n't's'.' 'P'.' 'H'y'd'r'o'g'e'n' 'e'l'e'c't'r'o'd'e' 'i's' 'a' 's't'a'n'd'a'r'd' 'u's'e'd' 't'o' 'm'e'a's'u'r'e' 'r'e'd'o'x' 'p'o't'e'n't'i'a'l's'.' 'Q'.' 'A'c't'i'v'a't'i'o'n' 'p'o'l'a'r'i'z'a't'i'o'n' 'r'e'f'e'r's' 't'o' 'e'l'e'c't'r'o'c'h'e'm'i'c'a'l' 'p'r'o'c'e's's' 'c'o'n't'r'o'l'l'e'd' 'b'y' 'r'e'a'c't'i'o'n' 's'e'q'u'e'n'c'e' 'a't' 'm'e't'a'l'-'s'o'l'u't'i'o'n' 'i'n't'e'r'f'a'c'e'.' 'R'.' 'P'o't'e'n't'i'a'l'-'p'H' 'd'i'a'g'r'a'm's' 'c'a'n' 'b'e' 'u's'e'd' 't'o' 'p'r'e'd'i'c't' 'c'o'r'r'o's'i'o'n' 'r'a't'e's' 'o'f' 'm'e't'a'l's'.' 'S'.' 'C'a't'h'o'd'i'c' 'p'r'o't'e'c't'i'o'n' 'c'a'n' 'u's'e' 's'a'c'r'i'f'i'c'i'a'l' 'a'n'o'd'e's' 's'u'c'h' 'a's' 'm'a'g'n'e's'i'u'm'.' The percentage of ferrite and pearlite in annealed 0.5% carbon steel is approximately Which component is generally absent in glass composition?