Passivation is done on electrolytes in order to form which of the following?
(a) Passive layer on machined parts
(b) Passive layer on cathode
(c) Passive layer on machined parts & cathode
(d) None of the mentioned
I have been asked this question during an interview for a job.
My doubt is from ECM-Process Characteristics in section Electrochemical Processes of Advanced Machining