3-71.Icing of the water separator willonly occur at low altitudes wheremass airflow and temperature arerelatively high.1.True2.False1. 0°F2. 15°F3-72.What component in the refrigerationpack low-limit control senses ductair temperature and compares it withan internally generated reference?1.Pneumatic pickups2.Inlet air sensor3.Thermistor4.Temperature limit thermostat3-73.What are the two physically separatedpackages of the refrigerationsubsystem?1.Refrigeration and airconditioning2. Heating and air conditioning3.Refrigeration and cabin air/waterseparator4.Air conditioning andpressurization3-74.Water vapor condenses as icecrystals when the turbine dischargeair drops below what maximumtemperature3. 32°F4. 40°F3-75.In the bleed-air system, whatcomponent senses the bleed-airpressure in the duct upstream fromthe bleed-air flow control andshutoff valve?1. Overtemperature pressure sensor2.Temperature control orifice3.Temperature sensor4.Pressure transmitter23
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