SILVER AIRWAYS ATR 72-600
SYSTEMS EXAM 2025 QUESTIONS
AND ANSWERS
What exterior lights are powered by the AC wild generator? -
....ANSWER ...-Taxi/TO Light
Strobe Lights
Landing Lights
How many PBE's are in the ATR 72? - ....ANSWER ...-4 - 1 in the
cockpit, 3 in the cabin
How many Halon Fire Ext. are in the ATR 72? - ....ANSWER ...-3
- 1 in the cockpit, 2 in the cabin (need to verify)
What is the minimum pavement width for 180 turn? -
....ANSWER ...-70.2 Ft
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
,How are the Emergency Evacuation Lights powered and charged? -
....ANSWER ...-DC STBY BUS, if bus fails, 6 volt batteries
(charged by the same bus) will take over automatically and have a
capacity of 10 mins.
How many water fire extinguishers are in the ATR 46/76? -
....ANSWER ...-1 in the cabin
The ice evidence probe is automatically illuminated with which exterior
light switch turned on? - ....ANSWER ...-Nav light
What types of interior emergency lighting? - ....ANSWER ...-
Exterior Emergency Lights
Ceiling Emergency Lights
Photo Luminescent Path Marking on the Floor
How many minutes does the oxygen system supply to the 3 cockpit
masks at the 100% position - ....ANSWER ...-15 minutes at
demand flow
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
, What percentage of passengers are supplied oxygen? How many masks
are installed in the hat racks - ....ANSWER ...-25%, 12 masks
How many minutes does the oxygen system supply to the 3 cockpit
masks (flight crew), if dilution control is at normal? (Total, demand flow,
diluted flow) - ....ANSWER ...-120 mins total, 10 mins demand
w/descent from FL250 to 13,000, 110 mins diluted between 13,000 to
10,000
How many minutes does the oxygen system supply to the passengers? -
....ANSWER ...-30 mins total of continuous diluted flow, 4 mins
to descend from FL250 to 13,000, 26 mins between 13,000 to 10,000. In
addition to the flight crew requirement
How many portable oxygen bottles are installed in the cabin? How many
minutes does it supply the FA? - ....ANSWER ...-2 bottles, 30
mins of continuous diluted flow at 13000
What 2 parts make up the MPC (multipurpose computer)? -
....ANSWER ...-FDAU - Flight Data Acquisition Unit
DMU - Data Management Unit
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 3
SYSTEMS EXAM 2025 QUESTIONS
AND ANSWERS
What exterior lights are powered by the AC wild generator? -
....ANSWER ...-Taxi/TO Light
Strobe Lights
Landing Lights
How many PBE's are in the ATR 72? - ....ANSWER ...-4 - 1 in the
cockpit, 3 in the cabin
How many Halon Fire Ext. are in the ATR 72? - ....ANSWER ...-3
- 1 in the cockpit, 2 in the cabin (need to verify)
What is the minimum pavement width for 180 turn? -
....ANSWER ...-70.2 Ft
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
,How are the Emergency Evacuation Lights powered and charged? -
....ANSWER ...-DC STBY BUS, if bus fails, 6 volt batteries
(charged by the same bus) will take over automatically and have a
capacity of 10 mins.
How many water fire extinguishers are in the ATR 46/76? -
....ANSWER ...-1 in the cabin
The ice evidence probe is automatically illuminated with which exterior
light switch turned on? - ....ANSWER ...-Nav light
What types of interior emergency lighting? - ....ANSWER ...-
Exterior Emergency Lights
Ceiling Emergency Lights
Photo Luminescent Path Marking on the Floor
How many minutes does the oxygen system supply to the 3 cockpit
masks at the 100% position - ....ANSWER ...-15 minutes at
demand flow
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
, What percentage of passengers are supplied oxygen? How many masks
are installed in the hat racks - ....ANSWER ...-25%, 12 masks
How many minutes does the oxygen system supply to the 3 cockpit
masks (flight crew), if dilution control is at normal? (Total, demand flow,
diluted flow) - ....ANSWER ...-120 mins total, 10 mins demand
w/descent from FL250 to 13,000, 110 mins diluted between 13,000 to
10,000
How many minutes does the oxygen system supply to the passengers? -
....ANSWER ...-30 mins total of continuous diluted flow, 4 mins
to descend from FL250 to 13,000, 26 mins between 13,000 to 10,000. In
addition to the flight crew requirement
How many portable oxygen bottles are installed in the cabin? How many
minutes does it supply the FA? - ....ANSWER ...-2 bottles, 30
mins of continuous diluted flow at 13000
What 2 parts make up the MPC (multipurpose computer)? -
....ANSWER ...-FDAU - Flight Data Acquisition Unit
DMU - Data Management Unit
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 3
