Technician A says that adhesion promoters are primers used on polyolefin plastics. Technician B says that adhesion promoters are primers used to promote adhesion to OEM paints. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B
A. Technician A only
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What is the number of conductors and the wire size specified for the feeder circuit supplying rooftop unit No. 1 in the power-riser diagram in the figure above?
a. Three No. 10 AWG
b. Four No. 2 AWG
c. Three No. 6 AWG
d. Four No. 4/0 AWG
Technician A says that the four strokes of the 4-stroke cycle are intake, compression, power, and exhaust. Technician B says that most engines rotate clockwise as viewed from the rear (flywheel) end of the engine. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
What components are added to make a two stage furnace?
A) Electric heat strips and a second stage sequence B) An extra set of burners and an extra gas valve C) A second heat exchanger and an electric vent gas damper D) A two stage gas valve, two draft proving switches, and a two speed induced draft fan
Technician A says that most paper machines are very difficult to load, adjust, and work with; therefore, they are not helpful with masking. Technician B says that paper machines come in many different sizes and configurations and greatly speed up the process of masking. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B