Answer the following statement(s) true (T) or false (F)
1. A nonconductive optical fiber cable for general-purpose use is marked as Type OFC.
2. The width of the cable tray is equal to the difference between the diameters of the cables.
3. Cable trays containing conductors that operate at over 600 volts are to be clearly marked at regular intervals to indicate that the contents are high-voltage cables. The specific marking is to state “Danger – High Voltage – Keep Away”
4. A single solid aluminum conductor not smaller than 250 kcmil is permitted in the cable, or the conductor is permitted to be formed using up to nineteen 250-kcmil solid aluminum rods laid parallel.
5. A welder is not to be considered as a separately derived premises system.
1. FALSE
2. FALSE
3. TRUE
4. TRUE
5. TRUE
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Figure 10.36 shows the flows of a material through a product life cycle. All symbols on the diagram refer to total mass flows:
What will be an ideal response?
Las condiciones de servicio habituales de la NEMA incluyen una variación de frecuencia de no más de _____ de la frecuencia nominal.
a. 0.01 b. 0.05 c. 0.15 d. 0.2
Which of these is NOT one of the primary causes of the overpopulation of dogs and cats?
A) parents who want their children to experience "the miracle of birth" B) unplanned matings C) mating for research purposes D) mating for commercial purposes
In the above diagram if a is 8 bricks and b is 9 bricks, what is the measurement of c + d to the nearest whole inch?
What will be an ideal response?