Question 7 In a split system, a. the evaporator is located outside the building b. the condenser is located outside the building c. the cooling coil is located outside the building d. the heating coil is located outside the building L A Moving to the next question prevents changes to this answer. Question 27 How can a single-duct system be divided into zones with different thermal requirements? a. Single AHU unit b. Either reheat method or VAV method could be used c. Multiple zones with different thermal requirements d. Single zones with different thermal requirements Question 27 Which of the following statements is TRUE? a. HVAC air systems that serve laboratories or other spaces with high exhaust airflows may have a significantly lower percentage of outdoor air b. In A dual-duct CAV system, the hot and cold airstreams for each zone are mixed at the air handling unit Dc The air handling unit for a VAV system is the same as would be required for a CAV system with the exception that there is a means of modulating the supply airflow delivered by the unit d. HVAC air systems are not able to provide humidification and dehumidification for the spaces they serve Question 30 Which of the following statements is TRUE? a. The sol-air temperature depends on indoor and outdoor temperatures. b. The sol-air temperature depends on the outdoor temperature and incident solar radiation. c. The sol-air temperature depends on outdoor temperature, Incident solar radiation and surface properties of the wall. d. The sol-air temperature depends on outdoor temperature, Incident solar radiation, surface properties of the wall, and the external heat transfer coefficient