What are the values of current used in ECG?
(a) 1 to 50 A
(b) 50 to 300 A
(c) 300 to 600 A
(d) 600 to 1000 A
I have been asked this question in unit test.
My enquiry is from Electrochemical Grinding-Introduction in section Hybrid Electrochemical Processes of Advanced Machining