Manufacturing Processes of Copper and its Alloys Online Exam Quiz
Manufacturing Processes of Copper and its Alloys GK Quiz. Question and Answers related to Manufacturing Processes of Copper and its Alloys. MCQ (Multiple Choice Questions with answers about Manufacturing Processes of Copper and its Alloys
Copper ores typically contain less than ___ of copper.
Options
A : 0.15%
B : 0.20%
C : 1%
D : 0.40%
It is impossible to recycle used copper products.
Options
A : TRUE
B : FALSE
C : -
D : -
Oxide ores of copper cannot be processed using hydrometallurgy.
Options
A : TRUE
B : FALSE
C : -
D : -
Porosity is the quantity of void space in a structure.
Options
A : TRUE
B : FALSE
C : -
D : -
Smelting is done to eradicate unwanted materials like ___ to the fullest extent possible.
Options
A : copper
B : copper and gangue minerals
C : sulfur
D : sulfur and gangue minerals
The final output after processing of copper ores to be purified produces around __ pure copper.
Options
A : 100%
B : 45%
C : 99.90%
D : 86%
Which of the following is an economic consideration of a material?
Options
A : Structure
B : Appearance
C : Availability
D : Strain
Why is the reliability of a material an important property?
Options
A : To maintain material cost
B : To maintain the quality of material
C : To obtain old stock material
D : To consider supplementary material
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