更多"[单选题]About APU EGT, which is correc"的相关试题:
[单选题]当进气折流门没有打开或APU EGT超限时APU会自动关车:
A.正确
B.不正确
[单选题]关于APU EGT（排气温度），以下说法哪种正确？
A. EGT≥最大EGT减去33℃时，变为琥珀色
B. EGT最大值由ECB(电子控制盒)计算，当APU起动时，它属于转速N的函数，APU运转时，属于外界温度的函数
C. 以上都对
[单选题]在APU运转期间APU最大EGT恒定
A.正确
B.不正确
[单选题]APU maximum EGT is:
A. 675 °C
B. 1090 °C
C. 1120 °C
[单选题]APU最大EGT是：
A. 675 °C
B. 1090 °C
C. 1120 °C
[单选题]APU maximum EGT during start (below 35000ft) is:
A. 675℃
B. 742℃
C. 1090℃
[单选题]APU的EGT热电偶探测的是哪里的温度?
A.燃烧室出口
B.涡轮导向器
C.涡轮转子
D.消音器法兰处
[单选题]Which of the following is correct about safety valve?
A.Its function is to prevent excessively positive or negative differential pressure
B. It’s under pneumatic control.
C.All of the above
[单选题]Which of the following is correct about continuous ignition?
A. Continuous ignition is selected automatically when the ENG ANTIICE pb-sw or approach idle is selected.
B. Continuous ignition will also be engaged if max takeoff thrust (EPR or rated N1 mode) or FLEX takeoff thrust (EPR mode) is selected, or when EIU data (ignition or bleed configuration information)is not available.
C. Both of the above are correct.
[单选题]Which of the following is correct about no running engagement of the starter?
A. when N2 is above 10% on ground, and 18% in flight.
B. when N2 is above 10% on ground, and 10% in flight.
C. when N2 is above 18% on ground, and 10% in flight.
[单选题]Which of the following is correct about the limitations of the starter on IAE V2500 A5engines?
A. 2 cycles of 2 min each, followed by a 3rd cycle of 1 min. 15 s pause between start attempts.
B. Cooling period, following 3 start attempts or 4 min of continuous cranking: 30 min.
C. Both of the above are correct.
[单选题]Which of the following is correct about the responsibilities of crew before leaving the aircraft？
A.When execute “securing the aircraft checklist”, checklist instructions are recommended to be issued by the captain, the first officer read and captain execute checking work one by one , the battery and APU or an external power supply could be kept ON after the crew leave
B.When execute “securing the aircraft checklist”, checklist instructions are recommended to be issued by the F/O, the captain read and F/O execute checking work one by one, the battery and APU or an external power supply could be kept ON after the crew leave
C.During cold weather conditions with no maintenance personnel stand by, the crew on duty should carry out the cold weather operation procedures in PRO-SUP-91-30 "flight crew operational manual (FCOM)", if the crew are unsure whether the weather condition meet the standard to execute the procedure, the inquiry to company dispatch attendant is needed.
D.During cold weather conditions with no maintenance personnel stand by, the crew on duty should carry out the cold weather operation procedures in PRO-SUP-91-30 "flight crew operational manual (FCOM)", if the crew have the procedure which have to be executed but cannot be done immediately, it is required to tell the company dispatch attendant specifically.
[单选题]Which one of the following is correct about ventilation system in normal operation?
A. The open-circuit and close-circuit configuration operate in accordance with on-ground threshold
B. According to in-flight threshold, It can operate in close-circuit and intermediary configuration
C. All of above
[单选题]Which one of the following is correct about hot air pushbutton on air conditioning panel?
A. Off: The FAULT circuit is reset.
B. FAULT: air regulation valve automatically open
C. FAULT light goes on when air regulation valve doesn’t work.
[单选题]Which one of the following is correct about automatic pressurization system failure?
A. Select manual position switch when failure, regulate vertical speed to control up or down of the switch.
B. Air outlet valve can’t be automatically open when it connects ground during MANUAL PRESSURE CONTROL MODE
C. All of above
[单选题]APU启动最大EGT(35000ft以上)
A.1090C
B.675C
C.1120C
