Corrosion Engineering Cathodic Anodic Protection 1 Online Exam Quiz
Corrosion Engineering Cathodic Anodic Protection 1 GK Quiz. Question and Answers related to Corrosion Engineering Cathodic Anodic Protection 1. MCQ (Multiple Choice Questions with answers about Corrosion Engineering Cathodic Anodic Protection 1
Which of the following method is depicted in the given figure?
Options
A : Anodic protection
B : Impressed current supply
C : Sacrificial anode
D : Anodic and cathodic protection
Which of the following materials is/are used as backfill around the anode in impressed currents?
Options
A : Coke breeze
B : Gypsum
C : Bentonite
D : Coke breeze, gypsum, and bentonite
Which of the following cases in which the metal structure is protected?
Options
A : Current passes from metal to electrolyte
B : Current enters it from the electrolyte
C : Electrical contact with dissimilar metals
D : Connecting the positive terminal of the power supply
Which of the following is/are the types of cathodic protection?
Options
A : External impressed current supply
B : Sacrificial anode
C : External impressed current supply and sacrificial anode
D : Neither external impressed current supply nor sacrificial anode
Which of the following material is/are used as an impressed-currents anode?
Options
A : Graphite
B : Platinized titanium
C : Silicon-iron
D : Graphite, platinized titanium, and silicon-iron
Which of the following protection method is depicted in the given figure?
Options
A : Impressed-current supply method
B : Anodic protection
C : Sacrificial anode
D : Anodic protection and sacrificial anode
Which of the following statements is/are correct about stray current?
Options
A : It usually encountered in cathodic-protection systems
B : It refers to extraneous direct current in the earth
C : Acceleration corrosion will occur at the point where the current enters the soil
D : Stray current refers to extraneous direct current in the earth that usually encountered in cathodic protection systems and accelerated corrosion will occur at the point where current enters the soil
Which of the following is/are the common electrochemical reactions that occur during corrosion?
Options
A : M==>M++ne
B : 2H++2e=>H2
C : O2+4H++4e==>H2O
D : M==>M++ne, 2H++2e=>H2 and O2+4H++4e==>H2O
Which of the following is/are the typical sacrificial anodes?
Options
A : Magnesium only
B : Zinc and magnesium
C : Aluminum-tin only
D : Magnesium, Zinc, and aluminum-tin
Which of the following terminal of the power supply should be connected to the metal to be protected?
Options
A : Negative terminal
B : Positive terminal
C : Both positive and negative terminals
D : Either positive or negative terminal
Chemical Engineering Basics - Part 1 more Online Exam Quiz
Construction Building Materials Well Point System
Corrosion Engineering Aptitude Test
Corrosion Engineering Assessment
Corrosion Engineering Campus Interviews
Corrosion Engineering Corrosion Classification 1
Corrosion Engineering Corrosion Damage
Corrosion Engineering Corrosion Prevention Coatings 1
Corrosion Engineering Corrosion Prevention Inhibitors
Corrosion Engineering Corrosion Principles Effect Oxygen Velocity