Which act or organization regulates air conditioning refrigerant?
A) Clean Air Act (CCA)
B) MSDS
C) WHMIS
D) Code of Federal Regulations (CFR)
A) Clean Air Act (CCA)
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Technician A says an OBD II trip is the same as a drive cycle. Technician B says a trip is a period of operation that allows a monitor to complete. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A or B
Is the convection tube or the horizontal air flow system more commonly used today for heat distribution from unit heaters and why?
What will be an ideal response?
Which of the following will not increase the efficiency of water use by plants in an irrigation system?
A) the use of flood irrigation for forage crops B) the use of drip irrigation for fruit trees C) the use of crop residues to reduce evaporation D) the use of herbicides to control weeds E) the use of concrete-lined delivery ditches
For wiring in most HVAC equipment, connectors are applied using _____
a. low-temperature solder b. manual crimping tools c. hydraulic crimpers d. lineman's pliers