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Flight Planning (MATH) Flashcards

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1
Q

For a VFR routing along a mountainous region with the information given, determine the lowest usable flight level for this leg:

Elevation of nearby airport: 3400 ft
Grid-MORA: 5400 ft
Obstacle Clearance required: 2000 ft
QNH 983 hPa
Temperature ISA-12
Magnetic Course: 220°(M)

  • FL 75
  • FL 85
  • FL 65
  • FL 55
A
  • FL 65
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2
Q

For a VFR routing along a mountainous region with the information given, determine obstacle clearance in the situation:

Elevation of nearby airport: 8800 ft
Cruising Level: FL 120
Minimum Grid-Area-Altitude: 10500 ft
QNH 983 hPa
Temperature: ISA-12

  • 9810 ft
  • 4490 ft
  • 2490 ft
  • 2190 ft
A
  • 2490 ft
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3
Q

Minimum Safe Altitude (MSA) 8500 ft
OAT -20°C at FL 85
QNH 1003 hPa
Elevation 4000 ft

The minimum safe Pressure Altitude, rounded to 10 ft, is:

  • 8250 ft
  • 9550 ft
  • 8650 ft
  • 9150 ft
A
  • 9150 ft
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4
Q

For a VFR routing along a mountainous region with the information given, determine the lowest usable flight level for this leg:

Elevation of nearby airport: 1300 ft
Grid-MORA: 6500 ft
Obstacle Clearance required: 2000 ft
QNH 993 hPa
Temperature ISA-18
Magnetic Course: 120°(M)

  • FL 85
  • FL 75
  • FL 65
  • FL 55
A
  • FL 75
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5
Q

Departure elevation 1500 ft
Cruise Level FL075
QNH 1023 hPa
OAT ISA
1 hPa 30 ft

What vertical distance do you have to climb to Cruise Level?

  • 6100 ft
  • 6300 ft
  • 7800 ft
  • 6500 ft
A
  • 6300 ft
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6
Q

Descent from 7500 ft AMSL to 1000 ft AMSL, 6 NM from a VORTAC, GS 156 kt, Rate of Descent 800 ft/min.

The distance between the VORTAC and Top of Descent (TOD) is:

  • 11 NM
  • 34 NM
  • 15 NM
  • 27 NM
A
  • 27 NM
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7
Q

Cruise Level FL95
GS 155 kt
TAS Constant
Wind component Negligible
OAR ISA
QNH 1030 hPa
Rate of Descent 500 ft/min

To arrive at 2000 ft overhead the airfield, descent must commence at a distance of:

  • 36 NM
  • 44 NM
  • 47 NM
  • 41 NM
A
  • 41 NM
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8
Q

With the following information given, calculate the TAS:

Cruising Level: FL 370
Mach number: M 0.80
Temperature: ISA-10
Wind component: -65 kt

  • 260 kt
  • 544 kt
  • 506 kt
  • 449 kt
A
  • 449 kt
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9
Q

Compass Heading 252°
Variation 22°E
Deviation 3°W
Drift Angle 9° right

The True Track is:

  • 280°
  • 268°
  • 224°
  • 246°
A
  • 280°
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10
Q

True course (TC) 017°
W/V 340°/30 kt
True air speed (TAS) 420 kt

Calculate the wind correction angle (WCA) and ground speed (GS):

+2°, 406 kt
-2°, 436 kt
+2°, 396 kt
-2°, 396 kt

A

-2°, 396 kt

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11
Q

Given a heading of 220 at a TAS of 130 kt. and wind/velocity 280/30, calculate (1) drift angle and (2) ground speed:

(1) 13°R, (2) 142 kt.
(1) 13°R, (2) 118 kt.
(1) 13°L, (2) 142 kt.
(1) 13°L, (2) 118 kt.

A

(1) 13°L, (2) 118 kt.

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12
Q

Given a heading of 060 at a TAS of 140 kt. and wind/velocity 170/20, calculate (1) drift angle and (2) ground speed:

(1) 7°L, (2) 132 kt.
(1) 7°R, (2) 148 kt.
(1) 7°L, (2) 148 kt.
(1) 7°R, (2) 132 kt.

A

(1) 7°L, (2) 148 kt.

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13
Q

Time to cruising level 36 min.
Still Air Distance 157 NAM

With an average 60 kt tailwind the ground distance is:

193 NM
216 NM
155 NM
128 NM

A

193 NM

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14
Q

Still air climb distance 189 Nautical Air Miles (NAM), time to climb 30 min.

Calculate the ground distance with a 30 kt head wind:

184 NM
174 NM
196 NM
205 NM

A

174 NM

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15
Q

FL 370: M 0.80, SAT -60° C, Headwind 15 kt
FL 330: M 0.78, SAT -60° C, Headwind 5 kt
FL 290: M 0.80, SAT -55° C, Headwind 15 kt
FL 270: M 0.76, SAT -43° C, Wind Zero

The Flight Level which will allow for the maximum ground speed is:

FL 270
FL 370
FL 330
FL 290

A

FL 270

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16
Q

QNH 1025 HPa
ISA +10 deg. C
IFR flight
135° magnetic course airway
MSA 7800 ft

The minimum flight level is:

  • FL80
  • FL75
  • FL65
  • FL90
A

FL90

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17
Q

Given the following information, calculate the minimum flight level to be flown under IFR:

MOCA: 4400 ft
Magnetic course: 233(M)
Elevation of nearby airport: 1500 ft
Magnetic variation: 12°W
Temperature: ISA-18
QNH reported at airport: 993 hPa
Transition Altitude: 5000 feet

  • FL 70
  • FL 50
  • FL 80
  • FL 60
A
  • FL 60
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18
Q

Cruise Level FL370
Cruise Regime M 0.74
OAT -47° C
The TAS in kt is:

  • 434
  • 416
  • 438
  • 424
A
  • 434
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19
Q

Distance 300 NM
Wind (true) 340/40
Magnetic course 300°
Variation 20°E
TAS 440 kt
Calculate the flight time:

  • 37 min
  • 45 min
  • 48 min
  • 42 min
A
  • 45 min
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20
Q

160 Imp.GAL
Fuel density: 0.81 kg/L
The fuel mass is:

  • 747.7 kg
  • 898.0 kg
  • 589.2 kg
  • 490.6 kg
A
  • 589.2 kg
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21
Q

Fuel mass 180 kg
Fuel density: 0.80 kg/L
The fuel volume is:

  • 59.4 Imp.GAL
  • 49.5 Imp.GAL
  • 1022.9 Imp.GAL
  • 225 Imp.GAL
A
  • 49.5 Imp.GAL
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22
Q

Fuel mass 240 kg
Fuel density: 0.78 kg/L
The fuel volume is:

  • 67.7 US GAL
  • 81.3 US GAL
  • 187.2 US GAL
  • 307.7 US GAL
A
  • 81.3 US GAL
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23
Q

In case a crew plans to pre-position fuel at the next airport to re-fill a quantity of 1200 lbs, how many of 40-Imperial gallon fuel drums have to be ordered, assuming a specific gravity of 0.78 kg/L?

  • 5
  • 4
  • 152
  • 30
A
  • 4
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24
Q

At 0.8 relative fuel density the fuel flow of a turbine engine is 200 kg/h.

With all other in-flight conditions constant, at 0.75 density the fuel flow will be:

  • 177 kg/h
  • 215 kg/h
  • 256 kg/h
  • 200 kg/h
A
  • 200 kg/h
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25
During the pre-flight preparation, the crew decides to re-fuel an amount of 24 US gallons, fuel density is 6 lb / US gallon. This amount is equal to approximately: - 72 kg - 317 kg - 65 kg - 144 kg
- 65 kg
26
Gross Mass 45000 kg Racetrack Pattern Press. Alt. 1500 ft Holding Time 30 min. The Holding Fuel is: - 2040 kg - 1280 kg - 1020 kg - 1090 kg
- 1090 kg
27
Power setting: 25 in.Hg (or Full throttle) @ 2500 RPM Pressure Altitude: 9000 ft OAT -23° C The fuel flow is: 76.3 GPH 13.25 GPH 12.25 GPH 79.3 GPH
13.25 GPH
28
At a checkpoint on a VFR flight, the remaining usable fuel is 60 US gal. Reserve fuel 12 US gal. Flight time remaining 1 h 35 min. To complete the trip, the max. consumption in US gal/h is... - 32.8 - 36.5 - 30.3 - 21.7
- 30.3
29
Ground distance: 360 NM TAS 240 kt Average Tailwind component: 40 kt Average Fuel Flow: 3300 kg/h Calculate the Trip Fuel: 5940 kg 4950 kg 2567 kg 4242 kg
4242 kg
30
Ground distance: 240 NM TAS 220 kt Average Tailwind component: 30 kt Average Fuel Flow: 2200 kg/h Calculate the Trip Fuel: 2112 kg 1742 kg 2292 kg 2017 kg
2112 kg
31
Trip Fuel: 3300 kg Planned Fuel Flow for Holding: 2200 kg/h Alternate no. 1 Fuel: 1200 kg Alternate no. 2 Fuel: 1600 kg Taxi Fuel: 220 kg (no Additional Fuel or Extra Fuel required) 7603 kg 6403 kg 6385 kg 6183 kg
6403 kg
32
Trip Fuel: 2400 kg Planned Fuel Flow for Holding: 1800 kg/h Alternate no. 1 Fuel: 1200 kg Alternate no. 2 Fuel: 1400 kg Taxi Fuel: 200 kg (no Additional Fuel or Extra Fuel required) 4850 kg 5020 kg 6280 kg 5050 kg
5050 kg
33
Trip fuel 3800 kg Contingency fuel 230 kg Alternate fuel 1200 kg Final reserve fuel 1300 kg The Minimum Fuel at destination is: 1200 kg 2500 kg 2730 kg 1430 kg
2500 kg
34
Calculated Trip Fuel: 440 liters Alternate Fuel: 120 liters Fuel Flow cruise: 90 liters/hour Fuel Flow holding: 60 liters/hour Fuel for single-engine approach and go-around: 20 liters The minimum fuel required (1) at the destination and (2) at the alternate is: (1) 185 liters, (2) 90 liters (1) 150 liters, (2) 45 liters (1) 120 liters, (2) 90 liters (1) 165 liters, (2) 45 liters
(1) 165 liters, (2) 45 liters
35
Start fuel: 12 litres Fuel flow during taxi: 120 litres/hour Estimated Taxi time: 10 minutes Assuming 0.80 kg/litres, the fuel required for engine start and taxi is: 16 kg 25.6 kg 40 kg 32 kg
25.6 kg
36
UAPU usage planned: 12 min Taxi time at departure airport: 15 min Company policy: Taxi Fuel shall be at least 150 kg. 150 kg 160 kg 196 kg 186 kg
196 kg
37
APU usage planned: 10 min Taxi time at departure airport: 8 min Company policy: Taxi Fuel shall be at least 150 kg. 150 kg 90 kg 120 kg 80 kg
150 kg
38
APU usage (planned) at the ramp: 30 minutes prior to taxi Taxi time at departure airport: 25 minutes Taxi time at destination airport: 20 minutes Determine the Taxi Fuel required for a Commercial Air Transport flight: 553 kg 333 kg 275 kg 495 kg
333 kg
39
APU usage (planned) at the ramp: 20 minutes prior to taxi Taxi time at departure airport: 15 minutes Taxi time at destination airport: 10 minutes Determine the Taxi Fuel required for a Commercial Air Transport flight: 203 kg 165 kg 275 kg 313 kg
203 kg
40
Start fuel: 10 litres Fuel flow during taxi: 90 litres/hour Estimated Taxi time: 10 minutes Assuming 0.82 kg/litres, the fuel required for engine start and taxi is: 30.5 kg 20.5 kg 25 kg 12.3 kg
20.5 kg
41
Operation Single Engine Aeroplane. Start and Taxi Fuel 10 lb Climb Fuel 3 min. plus 10 lb additional fuel Desecent Fuel 10 min. with no correction for the descent. Flight Time 3 h 12 min. overhead to overhead Reserve Fuel 30 % of trip fuel. Power Setting 23 in.HG (or full throttle), 2300 RPM, 20°C lean. Cruise Level FL70 OAT ISA + 20°C. The minimum Block Fuel is: 325 lb 294 lb 308 lb 352 lb
325 lb
42
Multi-engine Piston (MEP) Departure aerodrome elevation 3000 ft OAT -1°C To climb with Mixture Rich to FL110 with OAT ISA-10, the Fuel required is: 12 US GAL 9 US GAL 6 US GAL 15 US GAL
6 US GAL
43
OAT 13°C Press. Alt. 8000 ft RPM 2300 Determine the TAS and lean mixture cruise Fuel Flow: 160 kt and 71.1 lb/hr 157 kt and 68.4 lb/hr 160 kt and 69.3 lb/hr 158 kt and 74.4 lb/hr
160 kt and 69.3 lb/hr
44
OAT 3°C Press. Alt. 6000 ft Power Full throttle / 21.0 in/Hg / 2100 RPM Determine the lean mixture cruise TAS and Fuel Flow: 136 kt and 56.9 lb/hr 125 kt and 55.7 lb/hr 134 kt and 55.7 lb/hr 131 kt and 56.9 lb/hr
134 kt and 55.7 lb/hr
45
Operation Twin Jet Distance 1600 NM Headwind 50 kt Cruise Level FL330 Cruise Regime M 0.78 OAT ISA + 20° C Landing Mass 55000 kg With simplified flight planning determine the Fuel Required and Trip Time: 12400 kg, 4 h 00 min 11600 kg, 4 h 16 min 12100 kg, 03 h 31 min 11400 kg, 4 h 10 min
12400 kg, 4 h 00 min
46
Operation Twin Jet Dry Operating Mass 35500 kg Traffic Load 14500 kg Final Reserve Fue 1200 kg Distance to Alternate 95 NM Tailwind 10 kt With simplified flight planning (Alternate Planning), determine the Fuel Required and the Trip Time to the Alternate: 800 kg, 24 min 800 kg, 40 min 1000 kg, 40 min 1000 kg, 24 min
1000 kg, 24 min
47
Distance to Alternate 400 NM Landing Mass at Alternate 50000 kg Headwind 25 kt The Alternate Fuel required is: 2950 kg 2800 kg 2700 kg 2550 kg
2800 kg
48
Distance to Alternate 450 NM Landing Mass at Alternate 45000 kg Tailwind 50 kt The Alternate Fuel required is: 2800 kg 3150 kg 2500 kg 2750 kg
2500 kg
49
Operation Twin Jet Arrival Mass at Alternate 50000 kg Arrival Mass at Destination 52525 kg Alternate Elevation MSL Destination elevation 1500 ft Determine the Final Reserve Fuel and the corresponding Time: 2360 kg, 30 min 2360 kg, 45 min 1180 kg, 30 min 1180 kg, 15 min
1180 kg, 30 min
50
Max. Landing Mass 51300 kg Max. Take-off Mass 56300 kg Dry Operating Mass 29100 kg Load 11700 kg Trip fuel 3000 kg Contingency fuel 215 kg Final reserve fuel 1250 kg Alternate fuel 1300 kg Taxi fuel 200 kg Determine the max. extra fuel: 9735 kg 7475 kg 5775 kg 7735 kg
7735 kg
51
Use the following information from the operational flight plan of a Medium Range Jet Transport Aeroplane (MRJT) to calculate the minimum required Take-Off Fuel, in case the operator has nominated a suitable En-Route Alternate: Flight time: 03:15 Flight time to alternate: 00:25 Cruise fuel flow: 2490 kg/h Holding fuel flow: 1950 kg/h 9311 kg 10268 kg 10348 kg 11323 kg
10348 kg
51
Calculate the total fuel required for a Commercial Air Transport flight (VFR) with a multi-engined piston aircraft, rounded to the higher full GAL: Start-up / Taxi Fuel: 3 GAL Climb Fuel: 8 GAL Cruise Fuel: 24 GAL Final Reserve Fuel Flow: 12 GAL/h Alternate Fuel: 5 GAL 48 GAL 51 GAL 54 GAL 46 GAL
51 GAL
52
Calculate the minimum fuel required of a jet aircraft before commencing a Commercial Air Transport flight: Taxi Fuel: 90 kg Trip Fuel: 3350 kg Fuel to alternate: 888 kg Fuel flow at 1500 feet above destination aerodrome: 1900 kg/h 6396 kg 5446 kg 4558 kg 5356 kg
5446 kg
53
Calculate the total fuel required for a Commercial Air Transport flight in a Long-Range Jet Transport (LRJT) aeroplane, rounded to the higher full kg: Startup/Taxi Fuel: 185 kg Trip Fuel: 48950 kg Contingency Fuel: 5% of Trip Fuel Alternate Fuel: 1880 kg Additional Fuel: 3300 kg Final Reserve Fuel: 2250 kg 59013 kg 58828 kg 55713 kg 56763 kg
59013 kg
54
Calculate the total fuel required for a Commercial Air Transport flight with a Medium-Range Jet Transport (MRJT) aeroplane, no destination alternate: Fuel Flow Taxi: 12 kg / min Taxi time at departure: 20 minutes Taxi time at destination: 10 minutes Trip distance: 1650 NM Cruise Fuel flow (average): 2440 kg/h Cruise TAS (average): 425 kt Wind component (average): +32 kt Contingency Fuel: use 3% of Trip Fuel Fuel flow Holding: 2300 kg/h APU fuel flow: 110 kg/h Planned APU usage at the parking position: Zero 10799 kg 10464 kg 11614 kg 11039 kg
11039 kg
55
Calculate the total fuel required for a Commercial Air Transport flight with a Medium-Range Jet Transport (MRJT) aeroplane: Fuel Flow Taxi: 12 kg / min Taxi time at departure: 10 minutes Taxi time at destination: 5 minutes Trip distance: 1350 NM Cruise Fuel flow (average): 2400 kg/h Cruise TAS (average): 433 kt Wind component (average): -15 kt Contingency Fuel: use 5% of Trip Fuel Fuel flow Holding: 2200 kg/h Alternate Fuel: 650 kg. APU fuel flow: 110 kg/h Planned APU usage at the parking position: 10 min 9889 kg 10559 kg 9359 kg 10009 kg
10009 kg
56
Dry Operating Mass 34410 kg Traffic Load 7500 kg Final reserve fuel 963 kg Alternate fuel 1200 kg Contingency fuel 107 kg (not consumed) The Landing Mass at the Alternate will be: 42017 kg 44180 kg 42980 kg 41910 kg
42980 kg
57
Max.Take-off Mass 64400 kg Max. Landing Mass 56200 kg Max. Zero Fuel Mass 53000 kg Dry Operating Mass 35500 kg Estimated Load 14500 kg Estimated Trip Fuel 4900 kg Min. Take-off Fuel 7400 kg The max. Take-Off Fuel is: 11100 kg 11400 kg 11200 kg 14400 kg
11100 kg
58
Dry Operating Mass 33500 kg Traffic Load 10600 kg Max. Take-Off Mass 66200 kg Taxi Fuel 200 kg Tank capacity 22500 l Fuel Density 0.78 kg/l The max. Take-Off Fuel is: 17350 kg 22300 kg 21700 kg 17550 kg
17350 kg
59
Dry Operating Mass 33910 kg Traffic Load 7800 kg Trip Fuel 2060 kg Final Reserve Fuel 953 kg Alternate Fuel 1200 kg Contingency Fuel 5 % of Trip Fuel Which mass is correct? Take-off mass 45923 kg Take-off mass 43295 kg Landing mass at destination 43966 kg Landing mass at destination 43863 kg
Landing mass at destination 43966 kg
60
Using the information given below, and assuming an en-route alternate for optional refuel destination is available, no destination alternate requirements exist for both destination aerodromes, calculate the minimum required fuel for a Commercial Air Transport flight in accordance with Reduced Contingency Fuel Procedure: Taxi Fuel: 220 kg Trip Fuel to Decision Point: 8880 kg Trip Fuel from Decision Point to commercial destination: 2450 kg Trip Fuel from Decision Point to optional refuel destination: 2200 kg Final Reserve Fuel: 900 kg Additional Fuel: not required Extra Fuel: not required 13873 kg 12313 kg 12573 kg 12533 kg
12573 kg
61
Using the information given below, and assuming an en-route alternate for optional refuel destination is available, no destination alternate requirements exist for both destination aerodromes, calculate the minimum required fuel for a Commercial Air Transport flight in accordance with Reduced Contingency Fuel Procedure: Taxi Fuel: 220 kg Trip Fuel to Decision Point: 7770 kg Trip Fuel from Decision Point to commercial destination: 2220 kg Trip Fuel from Decision Point to optional refuel destination: 2440 kg Final Reserve Fuel: 1100 kg Additional Fuel: not required Extra Fuel: not required 11617 kg 11836 kg 12761 kg 11421 kg
11836 kg
62
Turbojet Operation. Cruise fuel consumption 4060 kg/h. Holding fuel consumption 3690 kg/h. Isolated destination. The Additional Fuel that must be carried is: 1850 kg 7360 kg 3040 kg 8120 kg
8120 kg
63
For a flight with an aeroplane with turbine engines to an isolated destination aerodrome in CAT operations with fuel amounts given below, calculate the additional fuel according legal requirements for additional fuel: Cruise Fuel Flow: 2220 kg/h Contingency Fuel: 330 kg Final Reserve Fuel: 1110 kg 3330 kg 5550 kg 1110 kg 4440 kg
3330 kg
64
For a flight with an aeroplane with turbine engines to an isolated destination aerodrome in CAT operations with fuel amounts given below, calculate the additional fuel according legal requirements for additional fuel: Cruise Fuel Flow: 2770 kg/h Contingency Fuel: 360 kg Final Reserve Fuel: 1330 kg 4210 kg 5540 kg 6870 kg 1440 kg
4210 kg
65
For a flight with an aeroplane with reciprocating engines to an isolated destination aerodrome in CAT operations with fuel amounts given below, calculate the minimum fuel required when arriving overhead the isolated aerodrome: Planned flight time (TOC to TOD): 02 h 15 min Cruise Fuel Flow: 880 kg/h Final Reserve Fuel: 420 kg (TOC: Top of Climb, TOD: Top of Descent) 924 kg 957 kg 660 kg 1760 kg
957 kg
66
For a flight with an aeroplane with reciprocating engines to an isolated destination aerodrome in CAT operations with fuel amounts given below, calculate the minimum fuel required when arriving overhead the isolated aerodrome: Planned flight time (TOC to TOD): 01 h 30 min Cruise Fuel Flow: 600 kg/h Final Reserve Fuel: 300 kg (TOC: Top of Climb, TOD: Top of Descent) 585 kg 450 kg 630 kg 900 kg
585 kg
67
Planning a flight with a medium jet aeroplane in CAT operations, use the attached fuel calculation excerpt to determine the required Additional Fuel for this flight with a nominated destination alternate (DEST ALT), using the isolated aerodrome procedure: Cruise Fuel Flow: 3300 kg/hour Holding Fuel Flow: 2200 kg/hour 1100 kg 2200 kg 7700 kg 6600 kg
1100 kg
68
Planning a flight with a medium jet aeroplane in CAT operations, use the attached fuel calculation excerpt to determine the required Additional Fuel for this flight with a nominated destination alternate (DEST ALT), using the isolated aerodrome procedure: Cruise Fuel Flow: 3300 kg/hour Holding Fuel Flow: 2200 kg/hour 6600 kg 2200 kg 7700 kg 1100 kg
6600 kg
69
Leg distance 123 NM Estimated leg time 39 min Actual leg time 41 min The groundspeed is: 180 kt 190 kt 200 kt 175 kt
180 kt
70
Distance A to B 60 NM Time en-route 30 min Time of arrival at B 1240 UTC Distance B to C 34 NM The ETA at C is: 1307 UTC 1317 UTC 1247 UTC 1257 UTC
1257 UTC
71
With the following information given, determine the change in fuel required for a Medium-Range Jet Transport (MRJT) flight: Cruise distance: 150 NM TAS planned: 450 kt Forecast wind component: -10 kt Fuel consumption 5 kg / NAM Revised wind component: +20 kt Increase by approx. 51 kg Decrease by approx. 16 kg Increase by approx. 18 kg Decrease by approx. 49 kg
Increase by approx. 51 kg
71
With the following information given, determine the change in fuel required for a Medium-Range Jet Transport (MRJT) flight: Cruise distance: 150 NM TAS planned: 420 kt Forecast wind component: -30 kt Fuel consumption 5 kg / NAM Revised wind component: -20 kt Decrease by approx. 92 kg Increase by approx. 88 kg Decrease by approx. 20 kg Increase by approx. 16 kg
Decrease by approx. 20 kg
72
With the information given below, determine the change in Trip Fuel according to updated meteorological conditions (rounded to next full kg): Trip distance (in Nautical Air Miles): 200 NAM TAS planned: 180 kt Change in TAS: 1 kt per 1°C change in OAT Fuel consumption planned: 3 kg/NAM Change in Fuel Consumption: 0.5% increase per 10°C increase in OAT Revised OAT: 10°C above planned OAT Increase of approx. 3 kg Decrease by approx. 29 kg Decrease by approx. 3 kg Increase of approx. 30 kg
Increase of approx. 3 kg
73
With the information given below, determine the change in Trip Fuel according to updated meteorological conditions (rounded to next full kg): Trip distance (in Nautical Air Miles): 150 NAM TAS planned: 220 kt Change in TAS: 1 kt per 1°C change in OAT Fuel consumption planned: 5 kg/NAM Change in Fuel Consumption: 0.5% increase per 10°C increase in OAT Revised OAT: 10°C below planned OAT Increase of approx. 4 kg Decrease by approx. 38 kg Increase by approx. 32 kg Decrease by approx. 4 kg
Decrease by approx. 4 kg
74
Given the following information, determine which of the changes listed in the options will result in the greatest reduction in the Trip Fuel required. With the information given below, determine which of the listed options will result in the largest reduction in Trip Fuel required: TAS correction: increase by 1 kt per 5°C increase in OAT Trip Fuel correction: 1% increase per 10°C increase in OAT Trip distance (Ground Miles): 95 NM Average TAS planned: 145 kt Average fuel consumption planned: 3.5 kg/NAM An increase in OAT of 10°C A decrease in HWC of 10 kt A decrease in OAT of 15°C An increase in TWC of 5 kt
A decrease in HWC of 10 kt
75
Determine the change in air range available from a fuel mass of 1000 kg in case OAT changes from -55°C to -45°C: Aircraft mass: 49.000 kg Cruise level: FL350 Cruise speed: M.74 OAT at FL350: -55°C Wind component: 35 Tailwind 12 NAM more 1 NAM more 1 NAM less 12 NAM less
1 NAM less
76
Determine the change in air range available from a fuel mass of 1000 kg in case OAT changes from -55°C to -65°C: Aircraft mass: 51.000 kg Cruise level: FL350 Cruise speed: M.74 OAT at FL350: -55°C Wind component: 45 kt Headwind 12 NAM more 1 NAM less 12 NAM less 1 NAM more
1 NAM more
77
Determine the approximate change in ground distance available from a fuel mass of 1000 kg in case wind component changes from -25 kt to -35 kt: Aircraft mass: 65000 kg Cruise level: FL350 Cruise speed: M.74 OAT at FL350: -55°C Wind component: -25 kt Increase by approx. 1 NM Increase by approx. 4 NM Reduction by approx. 1 NM Reduction by approx. 4 NM
Reduction by approx. 4 NM
77
Determine the approximate change in ground distance available from a fuel mass of 1000 kg in case wind component changes from -25 kt to -35 kt: Aircraft mass: 55000 kg Cruise level: FL350 Cruise speed: M.74 OAT at FL350: -55°C Wind component: -25 kt Reduction by approx. 4 NM Increase by approx. 8 NM Increase by approx. 4 NM Reduction by approx. 8 NM
Reduction by approx. 4 NM
78
What changes to forecast conditions will result in the largest increase in Trip Fuel required for a Medium-Range Jet Transprt (MJRT) flight? Cruise level: FL370 Cruise speed: Mach 0.74 Trip distance: 2000 NM - Headwind component of 50 kt instead of zero-wind - Tailwind component of 20 kt instead of zero-wind and an increase of OAT by +10°C - Increase of OAT by 20°C - Headwind component of 30 kt instead of zero-wind and a decrease of OAT by -10°C
- Headwind component of 50 kt instead of zero-wind
79
When planning a Commercial Air Transport Helicopter flight at Sea Level in ISA conditions at 100 kt IAS, operational changes require additional fuel resulting in a change in gross mass from 4000 lb to 4500 lb. The effect on Trip Fuel required for a 150 NAM flight is: 10 lb less required 15 lb more required 5 lb less required 20 lb more required
15 lb more required
80
Total distance 165 NM True track 055° W/V 360/20 TAS 105 kt Calculate the distance from the departure point to the PET: 86 NM 127 NM 75 NM 92 NM
92 NM
81
Total distance 340 NM True track 320° W/V 160/40 TAS 110 kt Calculate the distance from departure to the PET: 121 NM 112 NM 237 NM 213 NM
112 NM
82
Distance 875 NM True Track 240° W/V 060/50 TAS 500 kt Calculate the Distance (NM) and the Time (min) from the departure point to the PET: 476 NM, 62 min 719 NM, 79 min 426 NM, 49 min 394 NM, 43 min
394 NM, 43 min
83
Distance 2800 NM True Track 140° W/V 140/100 TAS 500 kt Caluculate the Distance (NM) and the Time (min) of the PET from the departure point: 1680 NM, 252 min 1130 NM, 114 min 1140 NM, 136 min. 1350 NM, 159 min
1680 NM, 252 min
84
Distance X to Y 2700 NM Mach No. 0.75 OAT -45°C Tailwind 'out' 10 kt Tailwind 'back' 35 kt The distance from X to the PET is: 1386 NM 1308 NM 1354 NM 1436 NM
1386 NM
85
Distance 1100 NM True track 280° W/V 100/80 TAS 440 kt Calculate the Distance (NM) and Time (min) of the PET from the departure point: 550 NM, 82 min 450 NM, 52 min 650 NM, 78 min 650 NM, 110 min
450 NM, 52 min
86
Distance 2500 NM GS Out 540 kt GS Home 470 kt Calculate the time from the departure point to the PET: 145 min 129 min 167 min 34 min
129 min
87
Distance 950 NM GS Out 275 kt GS Home 225 kt Calculate the Time from the departure point to the PET: 93 min 107 min 142 min 39 min
93 min
88
Distance 340 NM GS Out 150 kt GS Home 120 kt Calculate the distance from the departure point to the PET: 193 NM 167 NM 253 NM 151 NM
151 NM
89
CAS 190 kt Altitude 9000 ft OAT ISA - 10° C True Course 350° W/V 320/40 Total Distance 350 NM Endurance 3 h Time of departure 1105 UTC The distance from Departure to Point of Equal Time (PET) is: 183 NM 177 NM 203 NM 227 NM
203 NM
90
Distance from WP 3 to WP 4 750 NM TAS out 430 kt TAS return 425 kt Tailwind out 30 kt Headwind return 40 kt The distance from WP 3 to the PET is: 373 NM 401 NM 412 NM 342 NM
342 NM
91
Course A to B 088° (T) Distance 1250 NM Mean TAS 330 kt Mean W/V 340°/60 kt The time from A to the PET in minutes is: 103 min 94 min 114 min 125 min
103 min
92
Total Distance 410 NM Safe Endurance 3.6 h True Track 055° W/V 180/35 TAS 120 kt The distance of the PSR from the departure point is: 97 NM 211 NM 173 NM 203 NM
203 NM
93
Total Distance 210 NM Safe Endurance 2.5 h True Track 035° W/V 250/20 TAS 105 kt The distance of the PSR from the departure point is: 127 NM 172 NM 93 NM 59 NM
127 NM
94
Total Distance 500 NM Safe Endurance 4 h TAS 140 kt Ground Speed Out 150 kt Ground Speed Home 130 kt Calculate the distance and time of the PSR from the departure point: 138 NM, 01 h 03 min 226 NM, 01 h 31 min 227 NM, 01 h 54 min 279 NM, 01 h 51 min
279 NM, 01 h 51 min
95
Total Distance 200 NM Safe Endurance 3 h TAS 130 kt Ground Speed Out 150 kt Ground Speed Home 110 kt Calculate the distance of the PSR from the departure point: 15 NM 88 NM 190 NM 97 NM
190 NM
96
Total Distance 300 NM Safe Endurance 4 h TAS 110 kt Ground Speed Out 120 kt Ground Speed Home 100 kt Calculate the distance of the PSR from the departure point: 148 NM 218 NM 86 NM 115 NM
218 NM
97
Total Distance 150 NM Safe Endurance 2.4 h True Track 250 W/V 280/15 TAS 120 kt The distance of the PSR from the departure point is: 75 NM 103 NM 142 NM 87 NM
142 NM
98
Total Distance 260 NM Safe Endurance 4.1 h True Track 150 W/V 100/30 TAS 110 kt The distance of the PSR from the departure point is: 213 NM 157 NM 113 NM 53 NM
213 NM
99
Total Distance 6340 NM Safe Endurance 15 h True Track 090 W/V 270/100 TAS 400 kt The distance from the departure point to the PSR is: 2464 NM 2536 NM 1885 NM 2813 NM
2813 NM
100
Total Distance 3750 NM Safe Endurance 9.5 h True Track 360 W/V 360/50 TAS 480 kt The distance from the departure point to the PSR is: 2255 NM 1135 NM 2080 NM 1520 NM
2255 NM
101
Maximum useable fuel 15000 kg Minimum reserve fuel 3500 kg TAS out 425 kt Headwind out 30 kt TAS return 430 kt Tailwind return 20 kt Average fuel flow 2150 kg/h The time to the Point of Safe Return (PSR) is: 3 h 45 min 2 h 33 min 2 h 51 min 2 h 53 min
2 h 51 min
102
The planned fuel is: Trip fuel Sufficient for 04 h 24 min Reserve fuel 30% of planned trip fuel Start up and Taxi fuel 15 kg Block fuel 138 kg After 3 h 18 min in flight, the remaining fuel is: 47 kg 61 kg 53 kg 34 kg
53 kg
103
Trip Fuel 3 h 36 min Reserve Fuel 30 % of Trip Start up & Taxi Fuel 26 kg Block Fuel 786 kg After 1 h 30 min. flight time, the remaining fuel is: 516 kg 566 kg 375 kg 543 kg
516 kg
104
Planned Fuel: Trip 5 h 25 min Reserve 30 % of Trip Start up and Taxi 12 kg Block 945 kg After 4 h in flight the remaining fuel is: 253 kg 403 kg 471 kg 448 kg
403 kg
105
Trip Fuel 4 h 25 min Reserve Fuel 30% of Trip Fuel Start up and Taxi Fuel 45 kg Block Fuel 600 kg After flying 3 h 15 min, the remaining fuel is: 273 kg 241 kg 217 kg 153 kg
241 kg
106
After 38 min of flight the fuel indicators show the remaining fuel is 100 lb. The total fuel on take-off was 160 lb. The alternate fuel is 30 lb. The fuel for taxi was 13 lb. Final reserve fuel is estimated at 50 lb. If the fuel flow remains the same, how many minutes can be flown to destination with the remaining fuel? 12 min 48 min 61 min 7 min
12 min
107
Block Fuel 200 lb Alternate Fuel 40 lb Final Reserve Fuel 50 lb Taxi Fuel 10 lb Remaining Fuel (after 36 min.) 110 lb With constant fuel flow and landing with required reserve fuel, the flight time remaining to the destination is: 47 min 28 min 16 min 9 min
9 min
108
A return to the departure point is required after flying 16 min at 100 kt TAS with a 20 kt tail wind. At a turn rate of 3°/s, the aircraft will arrive overhead the aerodrome after... 15 min. 30 min. 20 min. 25 min.
25 min.
AACM (Meteorology)
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