Corrosion Engineering Quiz Online Exam Quiz
Corrosion Engineering Quiz GK Quiz. Question and Answers related to Corrosion Engineering Quiz. MCQ (Multiple Choice Questions with answers about Corrosion Engineering Quiz
Which of the following temperature range is required for commercial solution-quenching treatment?
Options
A : 200°F-500°F
B : 800°F-1200°F
C : 1300°F-1700°F
D : 1950°F-2050°F
Which of the following alloys exhibits intergranular corrosion by steam and marine atmospheres?
Options
A : Die-cast zinc alloy
B : Duralumin alloy (Al-Cu)
C : Both die-cast zinc alloy and duralumin alloy
D : Neither die-cast zinc alloy nor duralumin alloy
Which of the following is/are the methods to control intergranular corrosion of austenitic stainless steel?
Options
A : Employing solution-quenching
B : Adding stabilizers
C : Lowering the carbon content to below 0.03%
D : Employing solution-quenching, adding stabilizers and lowering the carbon content to below 0.03%
Which of the following is the best remedy for the Knife-Line attack?
Options
A : Heating the welded stabilized steel in the range of 950°F to 1400°F
B : Heating the welded stabilized steel in the range of 1400°F to 1900°F
C : Heating the welded stabilized steel to 1950°F
D : Heating the welded stabilized steel in the range of 1950°F to 2500°F
Which of the following is/are the characteristics of the Knife-line attack?
Options
A : KLA occurs immediately adjacent to the weld
B : KLA occurs in the stabilized steels only
C : KLA occurs in the non-stabilized steels only
D : KLA occurs in the stabilized steels and it occurs immediately adjacent to the weld
What is the abbreviation of KLA regarding intergranular corrosion?
Options
A : Knife-Line Attack
B : Knight-Line Attack
C : Knife-Life Action
D : Knight-Life Action
Which of the following is/are the stabilizing elements to minimize intergranular corrosion of stainless steel?
Options
A : Niobium
B : Columbium
C : Titanium
D : Niobium, columbium, and titanium
Carbon pickup during the production of austenitic stainless steels has caused premature failures of intergranular corrosion.
Options
A : True
B : False
C :
D :
The intergranular attack is evident in the resin shell casting but not on the ceramic mold casting.
Options
A : True
B : False
C :
D :
Which of the following region is indicated as BC in the given figure?
Options
A : Weld bead
B : Heat affected zone
C : Weld decay
D : Neither weld decay nor bead
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