单选题 CONCERNING THE PRESSURIZATION SAFETY VALVES, THE CORRECT STATEMENT IS:

A、 They operate pneumatically and their position is monitored by switches.

B、 They operate pneumatically and their position is monitored by a LVDT (Linear Variable Differential Transducer).

C、 They operate electrically and their position is monitored by switches.

由4l***u1提供分享举报纠错

相关试题

单选题 CABIN PRESSURIZATION IS CONTROLLED BY:

A、One electrically operated outflow valve.

B、One FWD and one AFT pneumatically operated outflow valve.

C、One FWD and one AFT electrically operated outflow valve.

单选题 IF THE MOD SEL P/B ON THE PRESS PANEL IS SET TO MAN, THEN THE DITCHING P/B IS SET TO ON:

A、The outflow valve closes.

B、The outflow valve does not close.

C、The outflow valve opens.

单选题 EACH CABIN PRESSURE CONTROLLER (CPC) CONTROLS:

A、Both outflow valve motors.

B、Both safety valves.

C、One outflow valve motor.

单选题 CABIN PRESSURE CONTROLLER TRANSFER OCCURS:

A、By manual selection only.

B、Automatically after failure of Controller 1.

C、Automatically after landing or after failure of the controller in operation.

单选题 FOR GROUND OPERATIONS IN HEAVY RAIN, THE AVIONICS VENTILATION SYSTEM SHOULD BE RECONFIGURED BY:

A、Selecting the BLOWER switch to OveRriDe (OVRD).

B、Selecting the EXTRACT switch to OVRD.

C、Manually closing the skin air inlet valve.

单选题 A PACK FLOW CONTROL VALVE IS ELECTRICALLY CONTROLLED TO CLOSE:

A、At engine start, fire P/B released out or ditching mode.

B、At engine start, leak detection or ditching mode.

C、At engine start, leak detection or Fire P/B released.

单选题 AN OUTLOW VALVE REGULATES THE ESCAPE OF AIR FROM THE PRESSURIZED AREAS:

A、Cockpit, avionics bay, cabin and cargo compartment.

B、Cockpit and avionics bay.

C、Cockpit, avionics bay and cabin.

单选题 DURING MANUAL PRESSURIZATION CONTROL, PRESSURIZATION DATA FOR ECAM DISPLAY IS AVAILABLE FROM:

A、Cabin Pressure Controller 1 (CPC1).

B、Cabin Pressure Controller 2 (CPC2).

C、Either Pressurization Controller.