One of the advanced features associated with the GTAW process is the high-frequency intensity controls that
provide better _____.
a. arc starting
b. arc ending
c. craters
d. weld
a
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Condensation on pipes occurs when a cold surface is exposed to _____.
a. warm, moist air b. cold, dry air c. warm, dry air d. cold, moist air
The vertical datum used to establish elevations on the map is the
Fill in the blank(s) with the appropriate word(s).
Heating cable for snow-melting is typically installed in a serpentine pattern with loops spaced at _____.
a. 6 inches (15 cm) on center b. 1 foot (30 cm) on center c. 1.5 feet (46 cm) on center d. 2 feet (61 cm) on center
Identify the welding process that uses resistance welding where the base materials are clamped between two electrodes and a momentary electric current produces the heat for welding at the contact spot.
What will be an ideal response?