¿Cuál es la ampacidad de la línea de alimentación de un subpanel trifásico de 120/208 V con una carga conectada de 84.563 VA?
a. 200 A
b. 235 A
c. 294 A
d. 407 A
b. 235 A
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A hazard/risk category 4 task requires the use of FR clothing with a minimum arc rating of _________________.
A. 4 B. 8 C. 25 D. 40
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The typical starting current for most automobiles will range from ____ amperes.
a. 50 to 100 b. 100 to 150 c. 150 to 200 d. 200 to 250
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?Which of the following is a function of the core wire?
A. ?To provide some of the alloying elements. B. ?To provide an arc stabilizer. C. ?To serve as an insulator. D. ?To carry the welding current.
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The types of blocks used to terminate house cable vary depending on the preference of the owner, but ________ blocks are the most commonly used today
Fill in the blank(s) with correct word
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