The groove angle for welding open-root welds on plate is typically _____
a. 10 degrees
b. 60 degrees
c. 80 degrees
d. 120 degrees
b
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Elongation is found by fitting the fractured ends of the specimen together, ____.
A. measuring the distance from the gauge mark to the end of the fracture B. measuring the distance between gauge marks, and subtracting the gauge length C. subtracting the gauge length from the distance to the end of the fracture D. subtracting the gauge length from the original cross-sectional area
Using the Internet, examine the eff ect on our world food supply of using a large percentage of the U.S. corn crop for the production of ethanol.
What will be an ideal response?
A ____ is used when the technician needs to look for electrical power in the circuit.
A. probe B. test light C. battery positive D. transistor
In heavy-duty wall-form systems, the forms components are connected with _____
a. screw clamps b. nuts and bolts c. form ties and walers d. quick-connect hardware