Iron is ____________________?

Related Mcqs:

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 most effective inhibitor of grain growth, when added in small quantities is__________________?

A. carbon B. vanadium C. manganese D. cobalt E. copper...

The hardness of steel increases if it contains____________________?

A. austenite B. martensite C. pearlite D. cementite E. all of the above...

Nickel in steel___________________?

A. improves wear resistance, cutting ability and toughness B. refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant proper¬ties C. improves cutting ability and reduces hardenability D. gives ductility, toughness, tensile strength and anticorrosion properties E. none of the above...

Which of the following alloys does not have copper as one of the constituents________________?

A. delta metal B. monel metal C. constantan D. nichrome E. silicon bronze...