更多"[单选题]When the flexible temperature "的相关试题:
[单选题]During normal flight, when skin temperature is lower than +35 ℃， ventilation system of avionics bay control and cool the air temperature, the method is：
A. to increase the air which is from cockpit
B. to let air pass skin heat exchanger
C. to extract air outside
[单选题]When braking temperature reaches （ ), HOT light of braking button go on.
A. 250℃
B. 300℃
C. 315℃
[单选题]TGA（Go-around temperature） is the temperature below which the required approach climb gradient one engine inoperative which is can be satisfied
A.2.10%
B.3%
C.1.50%
[单选题]Correct the determined maximum takeoff weight on dry runway to
A. take into account QRH and bleed effects, then apply the corrections for contaminants.
B. apply the corrections for contaminants, then take into account QRH and bleed effects.
C. No need to consider the QRH effect. But the bleed effects should be considered.
[填空题]temperature and humidity
[单选题]How is the basic position of FMGC determined？
A. it is determined by the average value of the two most accurate positions out of the three IRS
B. it is determined through radio update by using VOR, DME and ADF data
C. it is determined by the average position of the three ADIRUs
[单选题]The main purpose of using flexible takeoff thrust is to
A. save engine life.
B. provide a safer takeoff due to increased takeoff roll time and reduced difficulty in controlling during engine failure when takeoff with full thrust.
C. reduce engine noise and improve passenger comfort.
[单选题]If the captain not sure about the flexible takeoff data, to improve the takeoff performance, he can
A. select a temperature lower than the maximum determined one and keep the speeds defined at maximum temperature (but not lower than OAT).
B. use the same flexible temperature, increase V1 and VR and takeoff run time.
C. increase V2 to ensure enough aircraft energy.
[单选题]Temperature regulation is realized by precooler, the temperature is limited at ：
A. 85℃
B. 150℃
C. 200℃
[单选题]Range of temperature regulation: ℃
A. 18~30
B. 16~32
C. 16~30
[多选题]灵活交流输电系统(flexible alternative current transmission systems,FACTS) 是基于电力电子技术和控制技术对交流输电系统的阻抗、电压、相位、功率等实施灵活快 速调节的一种交流输电技术。FACTS 技术可以用来对系统的有功和无功潮流进行灵活控制, 以达到( )提高可靠性等目的。
A.提高现有输电线路的输送容量
B.阻尼系统振荡
C.提高系统稳定水平
D.改善电能质量
[多选题] 灵活交流输电系统(flexible alternative current transmission systems,FACTS)
是基于电力电子技术和控制技术对交流输电系统的阻抗、电压、相位、功率等实施灵活快
速调节的一种交流输电技术。FACTS 技术可以用来对系统的有功和无功潮流进行灵活控制,
以达到( )提高可靠性等目的。
A. 提高现有输电线路的输送容量
B. 阻尼系统振荡
C. 提高系统稳定水平
126
D. 改善电能质量
[单选题]When happens when CAPT3 is selected?
A. Pilot uses the observer’s audio equipments
B. Observer uses pilot’s audio equipments
C. Pilot uses third occupant’s ACP
[单选题]Maximum brake temperature for takeoff is:
A. 650℃
B. 450℃
C. 300℃
[单选题]By which valves does temperature regulation realize?
A. Hot-Air Pressure-Regulating Valve and Trim Air Valves.
B. Hot-Air Pressure-Regulating Valve and Pack Flow Control Valve.
C. Trim Air Valve and Pack Flow Control Valve.
[单选题]Actual Temperature Sensor of cabin locates in :
A. FWD/MIDDLE/AFT overhead
B. bleed line of lavatory and vent system of kitchen
C. FWD/MIDDLE/AFT floor
[单选题]Failure temperature of active lane in zone controller should be constant in : ℃
A.22
B.24
C.26
[单选题]If bleed air temperature is too low during flight, can’t：
A. start APU
B. start engine anti-icing
C. start wing anti-icing
