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.Management Sciences
A. 70% copper and 30% zinc
B. 90% copper and 10% tin
C. 85-92% copper and rest tin with little lead and nickel
D. 70-75% copper and rest tin
E. 70-75% copper and rest zinc and tin
Related Mcqs:
- Which of the following constituents of steels is softest and least strong ________________?
- A. austenite B. pearlite C. ferrite D. cementlte E. bainite...
- Which is false statement about tempering. Tempering is done to_______________?
- A. improve machinability B. improve ductility C. improve toughness D. release stresses E. reduce hardness and brittleness...
- Wrought iron is________________?
- A. hard B. high in strength C. highly resistant to corrosion D. heat treated to change its properties E. least resistant to corrosion...
- Which of the following element results in presence of free graphite in C.I_________________?
- A. carbon B. sulphur C. silicon D. manganese E. phosphorous...
- Corrosion resistance of steel is increased by adding__________________?
- A. chromium and nickel B. nickel and molybdenum C. aluminium and zinc D. tungsten and sulfur E. none of the above...
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