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.Management Sciences
A. 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe
B. 92.5% aluminium, 4% copper, 2% nickel, and 1.5% Mg
C. 10% aluminium and 90% copper
D. 90% magnesium and 9% aluminium with some copper
E. 10% aluminium and 90% tin
Related Mcqs:
- Points of arrest for iron correspond to__________________?
- A. stages at which allotropic forms change B. stages at which further heating does not increase temperature for some time C. stages at which properties do not change with increase in temperature D. there is nothing like points of arrest E. none of the above...
- Induction hardening is the process of_____________________?
- A. hardening surface of workpiece to ob-tain hard and wear resistant surface B. heating and cooling rapidly C. increasing hardness throughout D. inducing hardness by continuous process E. hardening core...
- Connecting rod is usually made of_________________?
- A. aluminium B. low carbon steel C. medium carbon steel D. high carbon steel E. cast iron...
- Malleable cast iron _________________?
- A. contains l.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 … Malleable cast iron _________________?Read More...
- Basic solution is one which has pH value___________________?
- A. greater than 7 B. equal to 7 C. less than 7 D. pH value has nothing to do with basic solution E. none of the above...
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