Power consumption in D.C. arc welding is – McqOptions

MCQOPTIONS

1.	Power consumption in D.C. arc welding is
A.	less than the power consumption in A.C. arc welding
B.	more than the power consumption in A.C. arc welding
C.	similar to the power consumption in A.C. arc welding
D.	very difficult to calculate
Answer» C. similar to the power consumption in A.C. arc welding

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