PLAs differ from PALs in that they have
A) OR gates. B) programmable OR gates.
C) AND gates. D) programmable AND gates.
B
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In a schematic, a wire is labeled "0.8 BLK/WHT." This wire is ________.
A) 0.8 inch in diameter B) Black with a white stripe that is 0.8 mm in width C) White with a black stripe D) 0.8 mm diameter
When the liquid line is restricted, the supply of refrigerant to the metering device is reduced. What is the effect on suction pressure and superheat?
A) Suction is decreased and superheat decreased. B) No change in the suction pressure C) Suction is increased and superheat increased. D) Suction pressure goes down and superheat increases.
When delegating, the crew leader should make sure the crew member understands what to do and _____
a. the degree of risk involved b. their level of responsibility c. who should be blamed if there is a problem d. has read the OSHA regulations