ABSA 4b Exam Latest Version. 100% Complete and Verified Correct

ABSA 4b Exam Latest Version. Warm Air Heating System Equipment In a warm air heating system the cold air return registers are located a) in exterior walls b) in interior locations c) under windows d) in floors e) in ceilings B The major disadvantage of an electric resistance coil furnace for warm air heating is a) the high cost of electricity b) the danger from electric shock c) the high cost of maintenance d) the large size of the furnace e) the location of electrical wiring A Lowboy furnaces are just over a) 1.0 m in height b) 0.8 m in height c) 1.4 m in height d) 1.6 m in height e) 1.2 m in height E The advantage of having duct furnaces instead of a large central furnace is a) less initial cost b) easier installation c) better control of heat in each zone of the building d) that they require less space e) lower maintenance costs C The power supply for an electric resistance coil furnace is a) 60 V b) 120 V c) 240 V d) 220 V e) 480 V C In a fin-coil heat exchanger the primary source of heat for the exchanger is