EDV Technical Flashcards
1
Q
What is viscous hydroplaning?
A
When oil or accumulated rubber combines with water on a runway, it can form an impenetrable layer of liquid your tires can’t break through. This is especially problematic on smooth asphalt runways.
2
Q
What is maximum speed in class Charlie airspace within 4 nm from an airport?
A
200
3
Q
What is the cross in the circle symbol represent in the airport plan view?
A
Airport Reference Point ARP.
4
Q
A crew-member must breathe oxygen above how many feet?
A
Above FL350 when one crew member leaves his station. Above FL410:one crew member wears mask at
all times.
5
Q
What is your clearance limit when cleared for the approach and then you lose comms?
A
The clearance limit does not change it is still the destination airport.
6
Q
When does the maximum intensity of a thunderstorm occur?
A
Mature stage
7
Q
When do you need an alternate airport?
A
1
2
3
RULE
8
Q
What is mach tuck?
A
Mach tuck is the nose-down pitching movement an aircraft experiences as it passes its critical mach number
Shockwaves move aft
9
Q
What is the most dangerous type of precipitation?
A
Supercooled Water Droplets
10
Q
Define V1
A
Takeoff Decision speed
the maximum speed in the takeoff at which the pilot must take the first action ie. (Apply brakes, reduce thrust,
and deploy speed brakes: to stop the airplane within the accelerate stop distance.
11
Q
What is CRM?
A
the effective use of all available resources to assure a
safe and efficient operation
12
Q
When is the ILS Critical area is in effect ?
A
When instrument approaches are being conducted and the viz is 2 miles or less and/or ceiling 800 feet or less.
13
Q
Runway edge lights are what color (end of runway)?
A
White or in some cases Amber
14
Q
What is the DH?
A
Decision Height. The altitude AGL at which a decision must be made to continue on an ILS or execute the missed
approach.
15
Q
What would you do if you hear a loud bang and lose power after V1 with over half an 11,000 ft runway
A
Continue takeoff and treat it as an in-flight emergency.
16
Q
What is exemption 3585?
A
Exemption 3585 allows operation when forecast’s conditional remarks (BECMG, PROBXX, TEMPO) are below dispatch
minimums. The main body of the forecast must be above dispatch minimums.
17
Q
Centerline lights are what colors?
A
white with the last 3,000 feet alternating red and white and the last 1,000 feet red
18
Q
How do you counteract dutch roll?
A
center the rudder
engage yaw dampers
If no recovery, center the rudder and counteract the rolling motion with sharp aileron inputs
19
Q
What type aircraft is susceptible to dutch roll?
A
swept wing aircraft are more susceptible
20
Q
What is the standard temp lapse rate?
A
-2°C / 1000’
21
Q
What do the circles on the airport diagram mean?
A
hotspots
22
Q
What is ARP?
A
Airport Reference Point
23
Q
You get to 100 above TDZE and see runway can you land?
A
Yes
24
Q
What is the D stand for in D-ATIS?
A
digital
25
What are the types of icing?
Clear
Mixed
Rime
26
Which type of icing is most dangerous and why?
Clear ice because it can often form well beyond the protected area of the wing
27
What are the type of de-icing/anti-icing fluids?
Type I - De-ice
Type IV - Anti-ice
28
What is VDP.
VDP is the last point at which a descent from the MDA to to the touchdown zone can be made at a
stable three degree glideslope.
29
Swept wing advantages
Wing sweep allows for a faster critical mach speed, due to the increase in spanwise flow of the wing
30
Swept wing stall characteristics
tendency to stall tip first, which will affect aileron effectiveness
31
What is critical mach?
the lowest mach number at which airflow over any given part of an aircraft reaches the speed of sound
32
How does altitude affect Vmc?
Vmc increase with altitude
33
What is Low Speed Buffet?
The low speed buffet is caused by airflow separation as the
aircraft approaches the critical angle of attack.
34
What is High Speed Buffet?
The high speed buffet is caused by airflow separation from the wings as
shockwave at high altitudes and/or Mach numbers occurs.
35
Holding speed limitations?
Below 6000ft MSL= 200 KIAS
6,001ft-14,000ft MSL= 230 KIAS
14,001ft MSL and up= 265 KIAS
36
Define V2
Takeoff Safety Speed:
V2 is the minimum speed that needs to be maintained up to acceleration altitude, in the event of
an engine failure after V1.
37
What is a MOCA
Minimum Obstruction Clearance Altitude
2000' mountainous
1000' non-mountainous
22NM nav coverage within VOR
38
4500VP6000
RVR 4500 feet variable (V) to greater than (P)
6000 feet.
39
What converts AC to DC?
Transformer Rectifier Unit
40
Minimum altitude for turbine aircraft to enter the traffic pattern in Class D airspace.
1500 AGL
41
When do you need a takeoff alternate? How close does it need to be?
No person may takeoff an aircraft under IFR from an airport where weather conditions are at or above takeoff
minimums but are below authorized IFR landing minimums unless there is an alternate airport within 1 hour's flying time (at
normal cruising speed, in still air) of the airport of departure.
(1) Aircraft having two engines. Not more than one hour from
the departure airport at normal cruising speed in still air with one engine inoperative.
42
Can intercepting the g/s at any altitude be considered the FAF?
The FAF on an ILS approach is the published glide slope intercept altitude. When ATC assigns a lower than published
altitude for the glide slope intercept, the new FAF is glide slope intercept.
43
What is a holdover time?
is the estimated time for which an anti-icing fluid will prevent the formation of frost or ice and the accumulation
of snow on the protected surfaces of an airplane, under specified weather conditions.
44
When does a holdover time start?
Holdover Time begins at the start of the anti icing operation.
45
Understand RVR, when is it reported, when is it controlling
RVR is only reported at airports that have RVR sensing equipment, when the visibility is 1 statue mile or less, or when
RVR for an instrument runway is 6,000 feet or less.
WHEN ITS AVAILABLE ITS CONTROLLING
46
where you must be on an ILS to continue if the weather goes below minimums
You must be inside the FAF. If outside the FAF you must go missed.
47
What the MSA and what does it provide you?
The Minimum Sector Altitude (MSA) is the lowest altitude which may be used which will provide a minimum clearance
of 300 m (1 000 ft) above all objects located in the area contained within a sector of a circle of 46 km (25 NM) radius
48
Explain an electrical system in a plane you are current in.
28 volt system
24 volt battery
70 ampere 28 volt alternator
and an isolated 24 volt emergency battery
49
What are the effects of ice on a wing?
Reduces stall angle, reduced maximum lift capability, increased stall speed, increased drag, reduced lift at given angles
of attack.
50
What causes carb ice?
caused by fuel vaporization in the carburetor.
throttle ice
impact ice
51
When does RVSM airspace start and end?
FL290
ends at FL410
52
What does the beacon being on during daytime hours at a towered airport mean?
Visibility is less than 3 miles and/or ceiling is less than 1,000feet
53
What is ground effect?
Decrease of induced drag due to the close proximity (one wingspan) of the ground.
54
Explain what AC (alternating current) is?
Alternating current (AC), is an electric current in which the flow of electric charge periodically reverses direction,
whereas in direct current (DC, also dc), the flow of electric charge is only in one direction.
55
What is P-factor?
P-Factor happens when the downward moving propeller blade takes a
bigger "bite" of air than the upward moving blade.
56
What is the max speed limit in Class A?
it is unlawful to break the sound barrier over the contiguous United States
57
What is dihedral?
Dihedral angle is the upward angle from the horizontal of the wings or tailplane of a fixed-wing aircraft.
58
Where do amber lights start on runway?
Last 2000 feet or half of runway...whichever is shorter
59
Tell me about all the aircraft safety equipment on an aircraft you flew in.
-----
60
What does the white arc on the airspeed indicator represent?
The top of the white arc is the flap extension speed, the bottom of the white arc is the stall speed in the landing
configuration (Vso)
61
What is coffin corner and what causes it?
the altitude where the critical mach speed and stall speed become close to equal... risk of high speed buffett and low speed buffett
62
How do you identify the FAF?
outer marker or glideslope intercept
63
What are the effects of a forward cg?
More stable, higher stall
64
What happens to the altimeter if the static port ices over?
freezes
65
What is the difference between AC/DC power?
Alternating current flows back and forth, while direct current only flows one way.
66
what does LDA stand for in the frequency box?
(4) LDA = localizer type directional aid. It is a Localizer offset upset 30 off rwy centerline.
67
What is the difference between a swept wing and a straight wing?
Swept wing: Higher critical mach number, designed for high speed flight with poor slow flight characteristics. Stalls at
the wingtips first.
Straight wing: Better at slower speeds. Stalls at the wing root first.
68
What is the holding speed at 10,000 ft?
230
69
What does the "T" in the black triangle mean in the notes section?
Non standard Take off minimums
70
4500VP6000
Runway Visual Range is 4500 feet variable (V) to greater than (P) 6000 feet.
71
Why swept back wings?
Wing sweep has the effect of delaying the shock waves and improving performance.
72
What are the VFR weather requirements in class D?
3 miles visibility. Cloud Clearance: 1000' above, 500' below, 2000' horizontal
73
Review FAA’s list of all applicable Notams and remarks.
.....
74
You are Captain and Ops tells you that you have a bomb on board, what do you do?
Build your team! Immediately coordinate with dispatch to find a diversion airport, and get as much info as possible
(bomb type, location etc). Inform cabin crew.
75
Where to rotate when wake turbulence is a concern?
Prior to the previous aircraft's takeoff point and remain above that aircraft's flight path.
76
Know the alternate mins for precision and non-precision.
800-2
600-2
77
What is a vortex generator and what does it do?
Small vane attached to a lifting surface that energizes air passing over it to delay airflow separation over that section of
the wing.
78
What is the purpose of static wicks?
So static wicks draw off static charge build-up on the airplane.
79
What are some required reports to ATC?
any unforecasted weather
vacating any previously assigned altitude
compulsory points when not in radar coverage
When unable to climb/descend at a rate of a least 500 feet per minute.
When an approach has been missed
Change in the average true airspeed when it varies by 5 percent or 10 knots
Loss Of Navigation
80
What happens to TAS as you climb at a constant mach number?
TAS decrease
81
What factors affect turn radius?
bank angle and speed
82
What is a servo tab?
is a small hinged device installed on an aircraft control surface to assist the movement of the control
surfaces. It moves in the opposite direction of the surface, reducing the control force required by the pilot to move the
controls.
83
How do you know if you are in a microburst?
The performance of the aircraft will suddenly increase and then suddenly decrease as winds shift.
84
Is your main battery AC or DC?
DC
85
What are some things that increase stall speed?
Load factor, forward CG, weight, air density, ice on the wings
86
What makes fog?
Cooled air near its dewpoint (i.e. small temperature/dewpoint spread) 2. Added moisture to air close to the ground
The exact formation depends on the type of fog it is.
87
What is the critical engine?
The engine that would have the most adverse impact on the performance of the aircraft if a failure were to occur
(typically left engine)
88
What does the MEA provide you?
1000ft obstacle clearance
navigation coverage
89
What is the difference between induced and parasite drag?
induced = bi-product of lift
parasite = caused by the design of the aircraft
90
What kind of illusion could you encounter when approaching a wider than normal runway?
A wider than usual runway can create an illusion that the aircraft is lower than it actually is, leading to a higher approach
91
How does a jet engine start?
Starter spins the compressor/fan. Ignition is turned on. Air starts to flow through the engine. At
pre-determined fan speed, fuel is introduced. combustion begins.
92
L/D MAX gives you what?
best glide speed
93
If weather drops below mins prior to FAF can you continue the approach?
no
94
If you are on a 4nm final straight in can you accept a visual to another runway?
yes
95
How do you identify MAP if DME fails?
timing
96
What part of a swept back wing stalls first?
wingtip
97
How do you know when a cold front has passed?
Wind shift and change of temperature
98
what is mack tuck
is an aerodynamic effect whereby the nose of an aircraft tends to pitch downward as the airflow around the
wing reaches supersonic speeds. happens close to critical mach number
99
What do the spoilers do on the CRJ?
The primary purpose of the ground spoilers is to maximise wheel brake efficiency by "spoiling" or dumping the lift
generated by the wing and thus forcing the full weight of the aircraft onto the landing gear.
100
What does PL mean in a TAF?
ice pellets
101
What does CPDLC mean on the frequency strip of an approach chart?
Controller–pilot data link communications
102
How does AFT CG effect aircraft performance?
less stable, higher cruise speed, lower stall speed
103
What do winglets do?
Decrease wingtip vortices, thereby decreasing drag and increasing efficiency/performance.
104
What is TCAS?
Traffic collision avoidance system
105
If you're cleared to descend VIA what restrictions must you follow?
Altitude and airspeed restrictions published on the plate
106
What is Vref?
1.3 times the stalling speed in the stated landing configuration and at the prevailing aircraft weight.
107
What is the purpose of a yaw damper?
prevent Dutch roll.
108
What does N1 and N2 indicate?
N1 = low pressure "fan"
N2 = high pressure "turbine"
109
What are weather minimums for a LAHSO?
Ceiling is at least 1,000 feet, and visibility at least 3sm.
110
What are the three types of AIRMETs?
Zulu- Icing, Tango- Turbulence Sierra- IFR/Mountains
111
What are the three stages of a thunderstorm ?
cumulus stage, mature stage, and dissipating stage.
112
What type of precipitation is freezing rain?
Super cooled water droplets.
113
What happens to the speed of sound as altitude increases?
(1) decreases with decreased temperature and pressure
114
What are the elements needed for thunderstorm development?
Moisture, lifting action, and unstable atmosphere
115
At what altitude must a passenger breathe oxygen?
15000
116
What does OCNL LTICCG mean on a METAR?
Occasional Lightning In Clouds, Cloud to Cloud and Cloud to Ground
117
What is a hung start?
Hung start occurs when the engine doesn't accelerate to idle speed
