What drives up the cost of consumables? The downtime of not welding
All of these influence the cost of consumables, some more than others
The price of copper
The time to change them

Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation

True or false (explain) (110)[111] is a slip system in bcc metals . the {111} family in fcc contains 8 planes. resolved shear stress (rss) in single crystals is just related to the applied stress. critical resolved shear stress (crss) in single crystal metals is direct proportional to the number of defects in the structure

Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false