Which of the following is an alloy of nickel and copper ?

Related Mcqs:

Bog iron used for the adsorption of H2S from coke oven gas is___________________?

A. An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) B. Iron impregnated with resin (usually Bakelite) C. Carbon free iron D. None of these...

A hardness depth of about 3 mm can be achieved by induction hardness in ______________ seconds?

A. 5 B. 100 C. 250 D. 500...

Duriron is__________________?

A. Acid resistant, brittle and very hard B. High silicon iron C. Prone to breakage due to thermal expansion because of its very high co-efficient of thermal expansion D. All A., B. and C....

Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making___________________?

A. Nuts B. Bolts C. Chisels D. Studs...

_____________________ is used for determining the tensile strength of steels ?

A. Hydraulic press B. Universal testing machine C. Mechanical press D. None of these...