更多"[单选题]The ELAC power-up test occurs "的相关试题:
[单选题]副翼由ELAC控制，对于两部ELAC控制的逻辑，说法正确的是
A.正常由ELAC1控制，如果ELAC1失效，自动转换到ELAC2
B.LAC1控制左边的副翼，而ELAC2控制右边的副翼
C.ELAC1和ELAC2同时控制两个副翼
[单选题]升降舵和水平安定面通常由ELAC2控制。如果ELAC2故障会发生什么？
A.自动转换 为ELAC1控制俯仰
B.自动转换为SEC1和SEC2控制俯仰
C.俯仰控制丢失
[单选题]ELAC可以控制哪些舵面
A.升降舵
B.升降舵和副翼
C.升降舵、水平安定面和副翼
[单选题]ELAC供电测试何时出现？
A.在供电时
B.电源瞬间瞬变持续超过25微秒之后
C.A 或B
[单选题]In normal operations, ELAC2 controls the elevators and the horizontal stabilizer.If a failure occurs in ELAC2,what will happen?
A. the system shifts pitch control to ELAC1.
B. the system shifts pitch control either to SEC1 or to SEC2,
C. pitch control lost
[单选题]地面进行ELAC复位后，机组必须做的是
A.检查俯仰配平位置
B.按照SOP进行一次飞行操纵检查
C.A+B
[单选题]如果两部ELAC都失效，所有副翼将回到＿＿＿＿＿＿方式传动
A.阻尼
B.定中
[单选题]方向舵电动控制，由ELAC计算转弯协调和偏航阻尼指令并将信号传给＿＿＿＿ 。
A.FCDC
B.FAC
C.SEC
[单选题]What does ENG FIRE TEST pb test？
A. loops A and B,FDU，indicators and warning.
B. squib line
C. all of the above
[单选题]A tailstrike occurs, if the pitch attitude exceeds ???____ (with the landing gear compressed).
A. 9.5 °
B. 10°
C. 11 °
[单选题]When a hung start or hot start occurs during the start:
A. it is not necessary for the crew to shut down the engine because the FADEC applies an automatic recovery sequence.
B. fuel will be commanded OFF and then re-commended ON within 0.5s and dual ignition is applied.
C. Both of the above are correct.
[单选题]A wingtip or engine scrape occurs, if the roll angle exceeds ____ (with the landing gear compressed).
A. 15 °
B. 16 °
C. 17 °
[单选题] 535
VRP操作平台中使用命令mkdir test,系统会创建一个名字为test的文件夹。
A.对
B.错
