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.Management Sciences
A. made by adding carbon in steel
B. refined from cast iron
C. an alloy of iron and carbon with varying quantities of phosphorus and sulphur
D. extensively used for making cutting tools
E. extremely brittle
Related Mcqs:
- Iron is ____________________?
- A. paramagnetic B. ferromagnetic C. ferroelectric D. dielectric E. none of the above...
- Amorphous material is one___________________?
- A. in which atoms align themselves in a geometric pattern upon solidification B. in which there is no definite atomic structure and atoms exist in a random pattern just as in a liquid C. which is not attacked by phosphorous D. which emits fumes on melting E. none of the above...
- The metallic structure of mild steel is_________________?
- A. body centred cubic B. face centred cubic C. hexagonal close packed D. cubic structure E. orthorhombic crystal...
- The tensile strength of wrought iron is maximum _________________?
- A. along the lines of slag distribution B. perpendicular to lines of slag distribution C. uniform in all directions D. unpredictable E. none of the above...
- Structural steel contains following principal alloying elements__________________?
- A. nickel, chromium and manganese B. tungsten, molybdenum and phosphorous C. lead, tin, aluminium D. zinc, sulphur, and chromium E. none of the above...
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