Chemical Engineering :: Chemical Engineering Basics-2
- Electrochemical corrosion can occur, only if __________ is present in contact with metal.
- A spring material should have low
- Which of the following metals can not be extracted by pyrometallurgical process from its sulphide ore?
- Alloy powder manufactured by the following process have spherical shapes.
- Hot extrusion process is not used for making
- Addition of beryllium to copper is done mainly to produce a/an __________ alloy.
- In __________ process, ions of salts react with water to produce acidity or alkalinity.
- Impeller & casing of centrifugal pump handling corrosive liquid and frequently running under cavitation condition is most prone to __________ corrosion.
- The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?
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