How many time constants will it take to completely collapse an inductor's magnetic field?
A) 5 B) 4 C) 1 D) 3
A
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Carbon deposits are most likely to be found in the:
a. convection section terminal penetrations b. pre-heat tube c. radiant tube d. convection tube
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When replacing incandescent lamps with CFLs, replace existing 100, 95, and 90 watt incandescent bulbs with a __________ watt CFL.
a. 15 b. 20 c. 25 d. 50
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The NEC commonly expresses units of measure in both the English or pound-inch system and the Metric SI system. A distance of 50 feet is equivalent to _____ in the NEC SI units.
A. 150 mm B. 3000 mm C. 15.0 mm D. 3 m
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Only about 10 species of tilapia are used in aquaculture
Indicate whether the statement is true or false
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