Addition of manganese to aluminium results in__________________?

Related Mcqs:

Iron is ____________________?

A. paramagnetic B. ferromagnetic C. ferroelectric D. dielectric 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...

Pick up the wrong statement Nickel and chromium in steel help in _________________?

A. providing corrosion resistance B. improving machining properties C. providing high strength at elevated temperatures D. raising the elastic limit E. improving the resilience and ductility...

The presence of sulphur in pig iron makes__________________?

A. it easily machinable B. it brittle C. it hard D. the casting unsound E. increases the fluidity...

Addition of lead and bismuth to aluminium results in_________________?

A. improvement of casting characteristics B. improvement of corrosion resistance C. one of the best known age and precipitation-hardening systems D. improving machinability E. none of the above...