?Which step is critical when making a code quality weld?
A. ?cleaning
B. ?tack welding
C. ?fitting
D. ?All of the above
Answer: D
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____, or outlets, are used throughout a building for the connection of 120-V AC appliances.
a. Receptacles b. Breakers c. Duplexes d. Conductors
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By 1910, which was the most active economic sector within the world’s industrial economies?
a. defense b. agriculture c. transport d. steel production
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Resistance is the opposition to current flow
Indicate whether the statement is true or false
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Which of the following will not normally be found on a data sheet?
A) Minimum LOW level output voltage B) Minimum HIGH level output voltage C) Maximum HIGH level input current D) Maximum LOW level output voltage
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