Ag Mech test with Questions and
100% Correct Answers
Constant voltage is NOT used for which of the following welding processes? -
Answer Gas tungsten arc welding
In alternating current, how often does the current alternate between
negative and positive? - Answer 120 times per second
Shielded metal arc welding is more commonly known as which of the following? -
Answer Stick welding
What is the energy used to strike an arc called? - Answer voltage
For DC electrode positive, which piece of equipment is negatively charge -
Answer work lead cable
For an AC machine, what percentage of power is at the negative terminal? -
Answer 50 precent
, What is the function of the work clamp during shielded metal arc welding? -
Answer complete electrical circuit
How is the electrode holder rated? - Answer Amperage capacity
What is the main cause for electrical shock in the shielded metal arc
welding process? - Answer worn cables
What components on the electrode holder are important to keep the electric
current from coming into contact with other work surfaces? - Answer Insulators
For DC electrode positive, or reverse polarity, you will have a negative work cable
and what type of electrode? - Answer positive
What is the process for changing the polarity on a DC machine? - Answer change
location of cables
Where do you change the settings on a multi-process machine? - Answer front
panels
How do you change the current on an AC machine? - Answer current does
not change
What does WPS stand for? - Answer Welding Procedure Specification
What is the minimum tensile strength of an E6010 electrode? - Answer 60,000
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