5217Chemical EngineeringMedium
Sacrificial anode method is used in the protection of pipelines which are buried underground. Sacrificial anode________?
AAll A, B. & C.
BIs exemplified by magnesium plate
COccurs higher in the electro-chemical series of metals
DIs much cheaper than the cathodic base material to be guarded against corrosion
Correct answer
A. All A, B. & C.
Explanation
The correct answer is All A, B. & C..