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.Management Sciences
A. 63 to 67% nickel and 30% copper
B. 88% copper, 10% tin and rest zinc
C. alloy of tin, lead and cadmium
D. iron scrap and zinc
E. none of the above
Related Mcqs:
- Isotropic materials are those which have the same ____________________?
- A. elastic properties in all directions B. stresses induced in all directions C. thermal properties in all directions D. electric and magnetic properties in all directions E. density throughout...
- Steel contains____________________?
- A. 80% or more iron B. 50% or more iron C. alloying elements like chromium, tungsten nickel and copper D. elements like phosphorus, sulphur and silicon in varying quantities E. high quantities of sulphur...
- Hardness of upper bainite (acicular structure) is about___________________?
- A. RC 65 B. RC 48 C. RC 57 D. RC 80 E. RC 32....
- Melting point of iron is__________________?
- A. 1539°C B. 1601°C C. 1489°C D. 1712°C E. 1131°C...
- Which of the following has highest specific strength of all structural materials__________________?
- A. magnesium alloys B. titanium alloys C. chromium alloys D. magnetic steel alloys E. none of the above...
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