What welding skills can a student develop by practicing stringer beads?
What will be an ideal response?
Stringer beads help students to start a bead at the desired location, hold the electrode at about an
80-degree angle, feed the electrode at an even rate, move across the metal in a straight line; move
across the metal at an even rate of speed, stop or terminate a weld at the desired spot and in an
acceptable manner.
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Answer the following statement true (T) or false (F)
In 1985, the Clean Air Act authorized the expenditure of $20 billion to continue cleaning up our waterways and to safeguard those not already polluted
a. True b. False Indicate whether the statement is true or false
Two thermometers are calibrated by measuring the freezing point of glacial acetic acid, which is 16.6°C. Equal numbers of measurements are taken with each thermometer. The result from the first thermometer is 16.4 ± 0.2°C and the result from the second thermometer is 16.8 ± 0.1°C.
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Answer the following statement true (T) or false (F)