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.Management Sciences
A. tin, lead and small percentage of antimony
B. tin and lead
C. tin, lead and silver
D. tin and copper
E. tin, copper and lead
Related Mcqs:
- Annealing of white cast iron results in production of_________________?
- A. malleable iron B. nodular iron C. spheroidal iron D. grey iron E. none of the above...
- By severely deforming a metal in a particular direction it becomes _________________?
- A. ductile B. malleable C. homogeneous D. isotropic E. anisotropic...
- Cobalt in steel __________________?
- A. improves wear resistance, cuttinability and toughness B. refines grain size and produces les tendency to carburisation, improve corrosion and heat resistant proper ties C. improves cutting ability and reduce hardenability D. gives ductility, toughness, tensile strength and anti corrosion property: E. none of the above...
- Ductile cast iron___________________?
- A. contains 1.7 to 3.5% carbon in free state and is obtained by the slow cooling of molten cast iron B. is also known as chilled cast iron and is obtained by cooling rapidly. It is almost unmachinable C. is produced by annealing process. It is soft, tough and easily machined metal D. is produced … Ductile cast iron___________________?Read More...
- Perminvar alloy having constant permeability is an alloy of________________?
- A. nickel, copper and iron B. nickel, copper and zinc C. copper, nickel and antimony D. iron, zinc and bismuth E. antimony, copper and zinc...
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