The welding torch is held in place for a short time after a weld bead is terminated to allow _____
a. the post-flow of shielding gas to protect the weld, electrode, and filler metal
b. the tungsten electrode to oxidize
c. the torch cooling water to also cool the weld
d. weld puddle to remain fluid as long as possible
a
You might also like to view...
If any door is not properly shut, or the hood is open, the ______________ system is disabled.
What will be an ideal response?
Which component transfers vehicle weight to the wheels?
A) Struts B) Shocks C) Axles D) Springs
Which of the following is a factor in deciding a unit's balance point?
A) the size of the space being heated or cooled B) the age of the heating system C) the temperature of the outside air D) the amount of 5-kW electric strip heaters
Shell scripts can automatically access variables created and assigned on the command line.
Answer the following statement true (T) or false (F)