Corrosion Engineering Entrance Exams Online Exam Quiz
Corrosion Engineering Entrance Exams GK Quiz. Question and Answers related to Corrosion Engineering Entrance Exams. MCQ (Multiple Choice Questions with answers about Corrosion Engineering Entrance Exams
What should be the approximate thickness of a wall for better performance if the corrosion rate of that wall is estimated as 1/8 inches in 1 year?
Options
A : 1/2 inches
B : 1/8 inches
C : 1/4 inches
D : 1/16 inches
Which of the following is the design rule to reduce erosion-corrosion?
Options
A : Avoid excessive mechanical stress
B : Avoid sharp bend in piping systems
C : Avoid sharp bends in piping systems and provide thicker sections to reduce impingement effects
D : Avoid sharp bends in the piping system and excessive mechanical stress
Which of the following is/are included in the general term avoid heterogeneity?
Options
A : Dissimilar metal contact
B : Different phases such as vapor spaces
C : Uneven heat and stress contribution
D : Dissimilar metal contact, different phases such as vapor spaces, and uneven heat and stress distribution.
Which of the following is not a design rule for corrosion prevention?
Options
A : Riveting the tanks rather than welding
B : Specify operating and maintenance procedures
C : Tank bottoms should be sloped toward drain holes
D : Avoid electrical contact between dissimilar metals
Which of the following design of vessels is/are preferred regarding corrosion prevention?
Options
A : Sharp-edged vessel only
B : Curve edged vessel only
C : Both sharp and curve edged vessel
D : Neither sharp nor curve edged vessel
Since corrosion is a penetrating action, it is necessary to make allowances for the reduction in thickness in designing pipes and tanks.
Options
A : True
B : False
C :
D :
Uneven temperature distribution leads to higher corrosion rates and may result in stress-corrosion cracking failure.
Options
A : True
B : False
C :
D :
Which of the following is/are the design rules for corrosion prevention?
Options
A : Weld rather than riveting containers
B : Design systems for easy replacement of components that fails rapidly
C : Avoid excessive mechanical stress and stress concentration
D : Weld rather than riveting containers, design systems for easy replacements of components that fail rapidly, and avoid excessive mechanical stress and stress concentration
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