Corrosion Engineering Assessment Online Exam Quiz
Corrosion Engineering Assessment GK Quiz. Question and Answers related to Corrosion Engineering Assessment. MCQ (Multiple Choice Questions with answers about Corrosion Engineering Assessment
Which of the following is/are the examples of chemical conversion?
Options
A : Bonderizing
B : Parkerizing
C : Chromatizing
D : Bonderizing, parkerizing, and chromatizing
What is meant by chemical conversion regarding coatings of a metal?
Options
A : Coating metal is vaporized electrically to deposit on the parts to be coated
B : Coatings produced by corroding the metal surface to form an adherent protective layer
C : Hot rolling of two metals together to produce composite sheet
D : A metal wire or powder through the melting flame is blown onto the surface to be protected
Which of the following is/are the advantages of coal-tar coatings?
Options
A : Excellent corrosion resistance to fresh and seawater
B : Excellent corrosion resistant to fresh, seawater and soil immersion
C : High abrasive resistance
D : Stable coating
Which of the following is/are the characteristics of primers or primary coatings?
Options
A : It contains rust-inhibitive pigments only
B : Adequate wettability and short drying time
C : Short drying time, adequate wettability and it contains rust-inhibitive pigments
D : It contains rust-inhibitive pigments and short drying time
Which of the following is/are the examples of organic coatings?
Options
A : Paints
B : Varnishes
C : Lacquers
D : Paints, varnishes and lacquers
Which of the following is/are the methods for surface preparation for coating application?
Options
A : Sandblasting and chipping
B : Wire brushing and flame cleaning
C : Sandblasting, chipping, wire brushing and flame cleaning
D : Sandblasting, chipping and flame cleaning
Which of the following is/are factors to consider for organic coatings?
Options
A : Surface preparation only
B : Surface preparation and selection of primary coating
C : Surface preparation and selection of primary and top coatings
D : Selection of primary and top coatings
What is the purpose of surface preparation?
Options
A : Surface roughening for mechanical bonding
B : Removal of dirt, rust and mill scale
C : Removal of welding flux and other impurities
D : Surface roughening for mechanical bonding, removal of dirt, rust, mill scale, welding flux, and other impurities
In general, coatings should not be used where the environment would rapidly attack the substrate material.
Options
A : True
B : False
C :
D :
Which of the following paints are widely used for corrosion applications?
Options
A : Vinyl and epoxy paints
B : Asphalts and bituminous paints
C : Iron oxide and titanium oxide paints
D : Alkyds and red lead
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