Airplane General *** Flashcards
What is the wingspan of the airplane?
213 feet (64.9 meters)
What is the length of the airplane?
231 feet, 10 inches (70.7 meters)
What is the distance from wing gear strut to wing gear strut?
• 41 feet, 4 inch (12.6 meters)
What is the minimum width of pavement for a 180 degree turn?
153 feet (46.6 meters)
What two types of push-button switches are provided?
Alternate action
Momentary action
Describe a momentary action switch and give some examples.
Spring loaded to the extended position.
They activate or deactivate systems or reset system logic.
The Switch display indicates system status.
Examples are the zone reset switch, pack reset switch. And CARGO FIRE Depressurization/Discharge Switch
How would you describe an alternate action switch, when is the Switch is ON?
•Alternate Action switches have 2 positions: on and off.• When pushed in and flush with the panel, the switch is on. A mechanical shutter on one half of the switch opens to show anilluminated legend, such as “ON,” “AUTO,” or a flow bar.•When pushed out and extended, the switch is off. When the switch is off, the mechanical shutter closes so the legend is not show. • the other half of many switches has a light to indicate state such as “PRESS”, “INOP”, or “OFF”
When do The FASTEN SEAT BELTS signs illuminate when AUTO is selected?
• Landing gear not up and locked/Flap lever not up
• Airplane altitude below 10,300 feet
• Cabin altitude above 10,000 feet
• Passenger/Supernumerary oxygen on
When are landing lights at maximum intensity?
• Landing light switches ON and landing gear lever in DOWN position.
Can the taxi light (if installed) and rwy turnoff lights be illuminated in flight?
• No, the lights extinguish when air/ground sensing system is in air mode.
With the Emergency (EMER) Lights Switch ARMED, when do the emergency lights illuminate?
• If airplane electrical power (DC) fails or is turned off.
What powers the emergency lighting system, and for what duration?
- Dedicated Remote batteries
- Charged by DC bus 4.
- 15 minutes with a fully charged battery
When do the supernumerary oxygen masks drop automatically?
• When the Supernumerary Switch is in NORM and cabin altitude reaches
approximately 14,000 feet.
When does the supernumerary oxygen flow control unit reset?
• Closed electrically with the supernumerary oxygen switch in RESET, when cabin altitude below 12,000 feet.
What indication do you get when oxygen is flowing, on the Oxygen Mask Panel?
• Yellow cross
What does “N” mean on the NORMAL/100% Switch (Red)?
• N supplies an air/oxygen mixture on demand (ratio depends on cabin altitude)