更多"[单选题]When will the Pack Switch FAUL"的相关试题:
[单选题]When RAM AIR is at ON position, when use automatic control operation and differential pressure is lower than 1 psi, the outflow valve is to
A.100%
B.80%
C.50%
[单选题]When will air inlet bypass valve of skin exchange open?
A. In open-circuit configuration
B. In the forms of open-circuit or intermediate configuration, and air flow is higher than the required value
C. When external temperature of avionics bay is above 35℃（95℉）。
[单选题]In flight, when ram air turbine deploys automatically:
A. Blue system is pressurized but emergency engine does not work
B. Green system is pressurized and emergency engine works
C. Blue system is pressurized and emergency engine works
[单选题]When APU supplies air for air-conditioning unit, if zone temperature can’t be satisfied, air-conditioning unit will send signal to ( ) for increasing air flow：
A.Air-conditioning unit ram air inlet
B.APU electric control box
C.Air conditioning unit flow control valve
[单选题]When does ram air turbine deploy automatically?
A. When AC BUS 1 and AC BUS 2 are both lost and the speed is greater than 100kt
B. When blue pump does not work
C. When blue system is under low pressure (lower than 1750psi)
[单选题]APU START pb-sw “AVAIL” light on when：
A. APU inlet flap opened
B. APU N is above 99.5 % or 2 s after N reaches 95 %.
C. APU was used. contactor closed
[单选题]When ATT HDG and AIR DATA sel at NORM, which is correct?
A. A. ADIRU 1 supplies data to PFD 1, ND 1; ADIRU 2 supplies data to PFD 2, and ND2
B. B. ADIRU 1 supplies data to PFD 1, ND 1, RMI and VOR/DME; ADIRU 2 supplies data to PFD 2, and ND2
C. C. ADIRU 1 supplies data to PFD 1; ADIRU 2 supplies data to PFD 2
[单选题]When using APU bleed, air conditioning unit flow is automatically selected in：
A. high-order position
B. normal position
C. low position
[单选题]When will be the FAULT light on？
A. Battery voltage below 25 V
B. In flight，BAT button is at OFF
C. When the charging current for the corresponding battery is outside limits.
[单选题]When will the ENG FAULT light on?
A. There is a start valve fault or an automatic start abort.
B. There is a disagreement between the HP fuel position and its commanded position.
C. Both of the above.
[单选题]When the reservoir overheats, the FAULT light is on. How long does the light last?
A. About 30 seconds
B. The light stays on as long as the overheat lasts
C. Select OFF and the light is off
[单选题]Do not use ____ when APU supplies bleed air to avoid bleed system damage.
A. LP ground unit
B. HP ground unit
C. engine bleed
[单选题]When should the pilot turn off the taxi lights and disarm the speed brake after takeoff?
A.After gear retraction
B.After left off
C.After flaps retracted
[单选题]When did the ON BAT light on the ADIRS panel come on in amber?
A. A. When the aircraft battery supplies at least one IRS or at the beginning of a complete IRS alignment
B. B. Only when the aircraft battery supplies at least one IRS
C. C. At the beginning of a complete IRS alignment or at a fast alignment
[单选题]To perform AIR COND OFF takeoff, when did the AIR COND 2 ON?
A. 1500ft AGL
B. After climb reduced thrust
C. After flap retracted
[单选题]When oxygen mask is in N position, air inlet closes and delivers 100% oxygen when cabin altitude exceeds feet
A.20000
B.30000
C.35000
[单选题]When will be the FAULT light of GALY & CAB pb on?
A. equipment that supplied are failure in GALY & CAB
B. Smoke and fire was happened in GALY & CAB
C. when the load on any generator is more than 100 % of rated output.
[单选题]When does white OFF light on the FAC1 (2) pushbutton flashes?
A. When FAC1（2）fails
B. When FAC1（2）pushbutton is pushed while FAC1（2）has not been joined
C. When FAC1（2）pushbutton is pushed up
