Power Engineering 4th Class Ch 133 || Already Graded A+.

A system used extensively in hotels and motels due to its minimal space requirement, relatively low initial cost and high degree of individual zone control is called: Choose one answer. a. A hydronic heat pump system b. An induction system c. A variable volume system with perimeter heating d. A fan coil unit with make-up air system e. A compartmental atomizing system correct answers d "An HVAC system that provides cooling and heating all year round is highly energy efficient but has a high initial cost. The system consists of two separate supply and return piping systems that are connected to separate coils". Which of the following systems fits the above description? Choose one answer. a. A single pipe system b. A four-pipe system c. A Hydronic heat pump system d. A three-pipe system e. A two-pipe system correct answers b To maintain space conditions during heating this system zone thermostat reduces the air flow to a minimum of 20% before modulating the output of the heat supply. Choose one answer. a. Hydronic heat pump system b. Fan coil unit with make-up air system c. Variable air volume system d. Dual duct system e. Constant air volume system correct answers c With regard to air conditioning, an induction system gets its name from Choose one answer. a. The way air in the room is mixed with the supply air b. The type of fan coils used c. The type of air handling unit used d. The air used in the central element of the system e. The volume of air conditioned correct answers a Locating HVAC equipment in mechanical rooms is preferred: Choose one answer. a. So that larger equipment can be used b. To make the maintenance easier c. So that maintenance may be performed without disturbing occupants d. To make maintenance more difficult e. So that all equipment is close together correct answers c