The grinding wheel is _________ and the work piece is ________ in ECG process.
(a) Cathode, anode
(b) Anode, cathode
(c) Cathode, cathode
(d) Anode, anode
The question was posed to me during an online exam.
This interesting question is from ECG-Material Removal Rate topic in chapter Hybrid Electrochemical Processes of Advanced Machining