Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
51 Cards in this Set
- Front
- Back
Label the Drag Curve.
|
|
|
Label the Vector diagram. |
|
|
|
Met front diagram |
|
|
|
What is the Drag equation? |
D = CD1/2pV2S |
|
|
What is the Coefficient of Lift made up of?
|
1. Shape of the wing 2. Condition of the Surface 3.Reynolds Number - Density x Velocity x mean chord length / Viscosity 4. Speed of Sound 5. Angle of Attack |
|
|
What is the requirements to enter vortex Ring?
|
2. Power on 3. Low indicated Airspeed |
|
|
autorotation? |
Factor A - Disc Tilt - Bad- (RoD flow passing right angles through the disc) Factor B - Forward Speed - Bad - (Provides airflow to oppose RoD flow) Factor C - Initial RoD Flow increase - Good- (increasing Inflow Angle, RoD decrease and Lift and Thrust increases) |
|
|
What is the requirements for a thunderstorm?
|
2. Large amount of moisture 3. Trigger Action. |
|
|
What is the Hazards associated with a thunderstorm? |
Weather Hail Icing Lightning Squall turbulence electrical interference |
|
|
What is the requirements for mountain waves?
|
1. Mountain range 2. High winds >20kts perpendicular to the mountain. 3. Stable layer above the mountain. Winds increasing with height. |
|
|
What is the definition of fog? |
Visibility <1000m due to visible water droplets or ice crystals suspended in the atmosphere. |
|
|
What failures will cause the APU to auto shutdown?
|
1. Overspeed >108% 2. Overcurrent 3. Overtemp 4. Loss to temp signal 5. Loss of speed signal 6. loss of oil temp signal |
|
|
What is the Engine Abort Start Criteria? |
1. No Tgt rise within 20 seconds 2. GI not achieved within 55 seconds 3. Starter not disengaged at ground idle 4. Tgt limits reached 5. Oil pressure not indicating by GI Note: After 3 Aborted starts the malfunction must be investigated. |
|
|
Describe the following airmass at source, on route and associated weather at the UK. Polar maritime |
Source: cold and stable On route: warmed, increased moisture and unstable UK: Cu Cb good vis Ra TS |
|
|
Describe the following airmass at source, on route and associated weather at the UK. Returning Polar maritime |
Source: cold dry stable On route: warmed collects moisture then cooled turning stable UK: St Sc poor vis Dz Hill and coastal fog |
|
|
Describe the following airmass at source, on route and associated weather at the UK. Polar continental |
Source: very cold dry and stable On route: SST- cold dry stable LST- wet unstable UK: SST- clear skies and haze LST- Cu Cb Snow showers |
|
|
Describe the following airmass at source, on route and associated weather at the UK. Artic maritime |
Source: very cold dry and stable (winter) On route: warmed moist unstable UK: Cu Cb good vis out of showers heavy rain and snow TS |
|
|
Describe the following airmass at source, on route and associated weather at the UK. Tropical maritime |
Source: warm moist and stable On route: warms gains moisture and unstable UK: St Sc poor vis Dz Fu |
|
|
Describe the following airmass at source, on route and associated weather at the UK. Polar Continental |
Source: very hot, very dry and very stable En route: Cools, dry and very stable UK: clear skies and haze |
|
|
Describe the conservation of angular momentum. |
If the disc Coningsby angle increase, the overall circumference of the disc decrease. Same energy, smaller distance increase in velocity. |
|
|
What is the generator rating for the Apache |
3 phase 115/200v AC 400Hz working at 47% |
|
|
What would happen to the standby altimeter if it became blocked in the descent? |
Altimeter would freeze at the same level |
|
|
What systems are driven by the IPAS system |
N-NIU E- ECS W- Window defog U- Utility receptacle H- Hydraulic accumulator F- fuel transfer and boost F- fuel external A- Anti icing I- Ice detection L- louver doors |
|
|
Name the RTM322 Engine modules |
0- core modules 1- compressor and intake 2- combustion and gas generator 3- power turbine 4- power output shaft 5- accessories gearbox 6- inlet particle separator |
|
|
Following a total rounds box being displayed on a rocket misfire, what will happen to the box if you change rocket nature's and why |
Total rounds disappears because the indication is type/ zone specific. |
|
|
During a rocket engagement the RSC is offset 5mils to the left of the LOS during trigger pull what call would you be expecting. |
Bias right |
|
|
Following a gun DH what figures should you record, why and where would you find them |
Gun harmonise figure To update the WP with the correction figures if required DMS-UTIL-BORESIGHT-HARMONISE |
|
|
What is the max effective speed for chaff employment |
60kts for chaff blooming |
|
|
What is the min, max and effective ranges for GPF |
860m to 6000m 860m to 4000m effective |
|
|
What is the min, max and effective ranges for HEPD |
400m to 8200m 500m to 8200m |
|
|
What is the min, max and effective ranges for HEISAP |
350m to 8200m 400m to 8200m |
|
|
What is the min, max and effective ranges for Prac |
400m to 8200m 400m to 8200m |
|
|
Between what two figures should your Tq be reading once the EPLs is at the fly position?
|
35 - 40% |
|
|
What is the maximum aircraft roll attitude on completion of a sloping ground landing that must not be exceeded, if the change in hover attitude limit has not been reached?
|
10 Degrees |
|
|
What is the maximum Nr for applying the rotor brake?
|
50% |
|
|
What is the four main limits to forward speed? |
The limit of forward cyclic Retreating blade stall Airflow reversal |
|
|
What is Haze?
|
Haze is dust, smoke and other dry particulates suspended in the atmosphere that obscures visibility.
|
|
|
How Many channels are there in the AH Mk1 FADEC System?
|
2 Channels A + B |
|
|
What survivability elements does the main transmission system incorporate? |
Dual Sump system Run Dry capability felt Wicking Anti Flail |
|
|
How many MAIN Fuel nozzles are there on each engine?
|
12 Main and 2 Starter. |
|
|
What does the difference between KTAS and GS have to be for Reversionary mode to be enabled?
|
45 Kts |
|
|
What is the Density altitude equation? |
DA=PA+-(120T) |
|
|
What does RATE mean in IR Theory?
|
Absorption Transmission Emissivity |
|
|
What is Fog?
|
Water particles suspended in the atmosphere near the surface reducing visibility to below 1Km. |
|
|
How many optical flame detectors are the on the Apache Mk1 and where are they?
|
Two on each engine and 2 on the APU |
|
|
Where are the Apache Mk1 Fire/Overheat Detectors contained?
|
one on each engine oil cooler louvre doors and one the main transmission mast base support struts. |
|
|
How much fluid is contained in the Primary and utility hydraulic systems?
|
Primary = 2.8ltr Utility = 10.4ltr |
|
|
What services does the IPAS HIGH pressure manifold serve?
|
Primary and Utility Manifolds. |
|
|
When does the APACHE Mk1 indicate a fuel level low?
|
Forward cell 240 ±20 lbs and Aft - 260 ±20 lbs (20 Min) FuelSignal Conditioner unserviceable Forward cell 175 ±20 lbs and Aft240 ±20 lbs (15 Min) |
|
|
What serviceability elements does the airframe fuel system incorporate?
|
Baffles Nitrogen inerting system Self sealing tank Shut off valves |
|
|
If an aerodrome is not usable for reasons other than cloud or visibility what colour code will precede the actual colour code? |
BLACK
|
