Identify the Gas welding flame Normal Flame Carbursing flame Arc welding flame Oxidizing flame

Using Table 10-1, answer the following:a. What maintains the arc in machine welding?b. What feeds the filler metal in manual welding?c. What provides the joint travel in automatic welding?d. What provides the joint guidance in semiautomaticwelding?

In gas welding, the temperature at the core of the flame is _______________  .   3000 º C   30 º C 30000º C 300 º C

What helps hold the weld in place on a 4G weld?

What can happen to the weld pool if the torch movement is too long?

Explain minimum 3 types of welding position for groove and fillet weld?

In arc welding, the transformer will supply O High voltage and low current O igh voltage and high current O Low voltage and low current Low voltage and high current

Who is ultimately responsible for the welder’s safety?

What may happen if the GMA welding electrode is allowedto strike the base metal outside of the molten weld pool?

2 A type of welding flows, which is the result of a perfect proportion and mixture of acetylene and oxygen and is used for fusion welding of steel and cast iron, is a. Neutral flame b. Oxidizing flame c. Carburizing flame d. Oxy-acetylene flame