TASCO Exit Exam • Set 2 Question 28 of 30
What is cathodic protection?
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Direct Answer
Option C: The prevention of corrosion by electrochemical techniques
Cathodic protection is an electrochemical technique used to control the corrosion of a metal surface (like a ship's hull) by making that surface the cathode of an electrochemical cell using sacrificial anodes.
All Options
A
Protection of the hull of a ship
B
Cathodes placed on the hull of a ship
C
The prevention of corrosion by electrochemical techniques
(Correct Answer)
D
Anodes placed in the stern of a ship
Detailed Explanation & Context
Cathodic protection is an electrochemical technique used to control the corrosion of a metal surface (like a ship's hull) by making that surface the cathode of an electrochemical cell using sacrificial anodes.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Oil Tanker Cargo Operations (TASCO).
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