Listed below are sample questions for 3EO51Q from our database. Register now to start taking tests for this AFSC! We have 374 questions currently in the database for this category.
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The version of this CDC we have in the database is 1
1 . Why must ducts that terminate in a building be sealed?
To prevent gases and rodents from entering a building
2 . What is the configuration of an induction-voltage regulator’s primary and secondary windings?
The primary is in shunt and the secondary is in series
3 . 121. (049) The act of tying a tagline to each outside conductor with a bowline knot and pulling the conductors out of the work area we call
4 . 64. (616) How many 120/208 volts alternating current output circuits can the secondary distribution center provide?
5 . 42. (612) What are the size and type of lamps used on the telescoping light set portable light stands?
6 . 19. (007) What do you use to clean the arc interrupters of an air-break switch?
Cloth or light sanding
7 . 59. (615) You should bury primary cables to a depth of at least
8 . 58. (615) What is the conductor size and insulation value of the basic expeditionary airfield resources high-voltage electrical cable?
#1/0, 5 kV
9 . What type transformer is used in a vault?
10 . 26. (607) Besides conductor size, what is another important factor to consider when reducing voltage drop in an electrical circuit?
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