The ____ costs less to operate than other methods.
A. shielded metal arc welding process
B. gas metal arc welding process
C. oxyfuel welding process
D. gas tungsten arc welding process
E. none of the above
Answer: C
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Slavery's greatest psychological horror, and the theme of Harriet Beecher Stowe's Uncle Tom's Cabin, was
A. the enforced separation of slave families, whose members could be sold away from each other. B. slaveowners' frequent use of the whip. C. the breeding of slaves. D. having to do the most dangerous work on the plantation. E. forcible sexual assault by slaveowners.
Which pressure relief device works primarily by temperature?
A) Fusible plug B) Pressure relief valve C) Rupture disk
If an electric heater is rated at 15,000 watts, and the voltage used is 240, what size breaker in amps would be required?
A) 50 B) 75 C) 140 D) 62.5
Figure 10-1 The controlled variable in Figure 10-1 is the ____.
A. liquid B. steam C. either a or b