Which of the following metals is not subjected to electrolytic refining/purification ?

Related Mcqs:

The most suitable material of construction for a sewer to carry sewage under high pressure is________________________?

A. Asbestos cement B. Steel C. Cement concrete D. Stoneware...

Property responsible for the talcum powder to cling to the skin is the__________________?

A. Capillary action B. Adhesion C. Cohesion D. Surface tension...

Super heating of steam is done at constant___________________?

A. Enthalpy B. Entropy C. Pressure D. Volume...

Larger length & diameter water pipes are made by____________________?

A. Electrical resistance welding B. Die casting C. Semi-centrifugal casting D. Continuous casting...

Factor of safety in machine design is defined as the ratio of ultimate stress to _____________ stress ?

A. Working B. Bearing C. Yield D. None of these...