What is the minimum power supply needed for the working of spot welding process?
(a) 10 kVA
(b) 14 kVA
(c) 6 kVA
(d) 22 kVA
I have been asked this question by my college professor while I was bunking the class.
This interesting question is from Resistance Welding Methods in chapter Welding and Related Processes of Casting-Forming-Welding II