Notches left in a base metal _____.
a. aid in welding additional structures to the work
b. assist in later gouging operations
c. have a tendency to fill and smooth out when the base metal is heated
d. have a tendency to trap slag during welding
Question 2
To create a shallow gouge, the A-CAC operator should _____.
a. advance the electrode rapidly
b. maintain a long arc
c. increase the current setting
d. move the electrode from side to side