Which of the following is TRUE of powder metallurgy?
A) Machining is required after forming the component.
B) There is more waste than with casting the molten metal.
C) Iron powder from mill scrap makes a denser component than iron particles formed through water atomization.
D) It is used to separate gangue from the rest of the metal ore.
E) It usually requires lower temperatures than casting the molten metal.
Correct Answer:
Verified
Q1: Which of the following is an example
Q1: Calcination is _.
A) heating an ore in
Q2: What method is used to obtain pure
Q3: Roasting is _.
A) forming metal parts using
Q4: Smelting is _.
A) heating an ore in
Q4: Powder metallurgy is
A)refining of metal ores using
Q5: Electrometallurgy is _.
A) refining of metal ores
Q7: Leaching is _.
A) melting an ore and
Q9: Which of the following processes is used
Q9: Which of the following is an example
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