In a VAV system, the demand for heat is satisfied by _____
a. a heater attached to the VAV terminal
b. independent baseboard heat
c. an independent heat pump
d. electric heaters in the air handler
a
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Which of the following statements is LEAST-Likely true?
A. During hard acceleration, the front of the vehicle lifts and the rear lowers. This is called squat. B. An active suspension system works with sensors, a computer, and activators to solve problems. C. An active suspension requires conventional shock absorbers or springs. D. Sensors provide the computer with necessary information regarding extension and compression of each actuator and how heavily the vehicle is loaded.
Federal meat grading, like meat inspection, is required but can be performed by the
employees of the meat processing company. A. True B. False
The best PLC language for doing PID control is
A) Ladder Logic. B) Sequential Function Charts. C) Structured Text. D) Function Block Diagrams. E) Instruction List.
________ is rolls of aluminum cut and bent to fit the subfascia board
A) Break metal B) Eaves trough C) F-channel D) J-channel