Question

Cathodic protection is achieved by supplying electrons to the metal structure to be protected.

(a) True

(b) False

This question was posed to me by my school principal while I was bunking the class.

The above asked question is from Cathodic and Anodic Protection in chapter Corrosion Prevention of Corrosion Engineering

Answer 1

Correct answer is (a) True

The explanation is: Cathodic protection is achieved by supplying electrons to the metal structure to be protected. It can be done by using impressed current in the range of microamperes per unit area of the metallic structure.