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What will increase the 'landing field length limited landing mass' when ? [ Course landing ]

Question 85-1 : A headwind a downslope a contaminated runway an increase in pressure altitude

Ecqb04 october 2017..if you have a weight limitation at landing due to the length of the runway a headwind will help you to have a reduced approach and landing speed therefore you may land at a higher mass .other statements will are wrong since theay lead to an increase in the required landing distance and therefore a decrease in the 'landing field length limited landing mass' exemple 185 A headwind.A headwind.

When calculating approach speeds the minimum approach speed in the initial ?

Question 85-2 : 1 4 to 1 5 times vs1 2 times vs1 1 15 times vs0 1 05 times vat

You are approaching a wet runway in gusty conditions you should ?

Question 85-3 : Increase approach speed adopt a steeper approach path decrease approach speed increase landing speed

Ecqb04 october 2017..you should in order to avoid windshear increase slightly your approach speed but you must land at your calculated landing speed not less not more exemple 193 Increase approach speed.Increase approach speed.

Compared with a level runway the use of a runway with a 2% downslope will ?

Question 85-4 : Reduce vmbe increase vmbe and v1 not affect the value of v1 increase vmbe and decreased v1

Ecqb04 october 2017..vmbe maximum brake energy speed is the speed from which the aeroplane may be brought to a stop without exceeding the maximum energy absorption capability of the brakes for a downhill slope you will reach vmbe at a lower speed compared to a level runway more kinetic energy needs to be absorb due to the down hill component of the runway .also a downhill slope means that you need a longer distance to stop in case of failure before v1 and you will reach v1 at an earlier point in the take off run than on a 'flat' runway v1 has to be reduced .vmbe and v1 will be reduced exemple 197 Reduce vmbe.Reduce vmbe.

If the anti skid system is inoperative may auto brake system can be used ?

Question 85-5 : No never without any limitation if selected to minimum only if full reverse thrust is used

Admin .anti skid system protection is provided during auto brake operation therefore if anti skid is inoperative you can not use the auto brake system exemple 201 No, never.No, never.

You climb with a climb speed schedule 300/ 78 what do you expect in the ?

Question 85-6 : The rate of climb increases since the constant ias climb is replaced by the constant mach climb during the acceleration to the mach number 0 78 the rate of climb is approximately zero the rate of climb decreases since climb performance at a constant mach number is grossly reduced as compared to constant ias no noticeable effect since the true airspeed at 300 kts ias and 0 78 mach are the same at isa temperature tas = 460 kt

exemple 205 The rate of climb increases since the constant ias-climb is replaced by the constant mach-climb.The rate of climb increases since the constant ias-climb is replaced by the constant mach-climb.

The effect of an aft cg on take off performance are ?

Question 85-7 : Take off distance decreases climb gradient increases take off distance decreases climb gradient remains constant take off distance and climb gradient increase take off distance and climb gradient decrease

Ecqb04 october 2017 exemple 209 Take-off distance decreases, climb gradient increases.Take-off distance decreases, climb gradient increases.

At maximum landing mass the structure of the aircraft is designed for a rate of ?

Question 85-8 : 600 ft/min 200 ft/min 250 ft/min 220 ft/min

exemple 213 600 ft/min.600 ft/min.

The approach climb requirement is normally met by ?

Question 85-9 : Reducing flap setting for approach with one engine inoperative selecting a runway with no obstacles in the go around area a threshold speed of 2 times stall speed reducing final approach speed

exemple 217 Reducing flap setting for approach with one engine inoperative.Reducing flap setting for approach with one engine inoperative.

A change of runway in use from a runway slope of 1% downhill to a runway slope ?

Question 85-10 : Increase take off run increase take off distance increase take off run decrease take off distance decrease take off run decrease take off distance decrease take off run increase take off distance

exemple 221 Increase take-off run, increase take-off distance.Increase take-off run, increase take-off distance.

An uphill slope runway will ?

Question 85-11 : Increase asdr decrease asdr increase asdr only if the tom increases decrease asdr only if the tom decreases

Ecqb04 october 2017..a uphill slope increases the accelerate stop distance required asdr taking off on a uphill slope does decrease the braking distance in the case of a rejected take off but it increases the distance taken to accelerate to v1 due to the addition of the uphill component of the weight of the aircraft decreasing the rate of acceleration exemple 225 Increase asdr.Increase asdr.

Runway 30 is in use and the threshold elevation is 2139 feet threshold ?

Question 85-12 : 2 65% uphill 1 49% uphill 2 53% per minute 1 86% downhill

Admin .2289 ft 2139 ft = 150 ft .150 ft x 0 3048 = 45 72m .runway lenght is 1720m slope in % is . 45 72m /1720m x 100 = 2 65% exemple 229 2.65% uphill.2.65% uphill.

In the event of an engine failure during cruise it is necessary to reduce speed ?

Question 85-13 : For maximum lift/drag ratio and if necessary start fuel jettisoning close to stall speed and if necessary starting fuel jettisoning for best rate of climb with full flaps for minimum drag speed vmd with full flaps

Ecqb04 october 2017 exemple 233 For maximum lift/drag ratio and, if necessary, start fuel jettisoning.For maximum lift/drag ratio and, if necessary, start fuel jettisoning.

On a long distance flight the optimum cruise altitude is continuously increased ?

Question 85-14 : As a consequence of the fuel consumption to take in account the passenger movements all along the flight due do the decreasing outside air temperature because of the movements of the centre of gravity

Ecqb04 october 2017 exemple 237 As a consequence of the fuel consumption.As a consequence of the fuel consumption.

The take off and landing distances on a grass runway are in relation to that ?

Question 85-15 : Take off distance and landing distance increase take off distance and landing distance decrease take off distance decreases and landing distance increases take off distance increases and landing distance decreases

Ecqb04 october 2017..take off distance on a dry short grass runway compared to a paved dry runway distance increases by 20% .landing distance on a dry short grass runway compared to a paved dry runway distance increases by 15%

Which take off condition is most likely resulting in the poorest climb ?

Question 85-16 : 5000 ft field elevation isa +20° take off flaps 30° sea level field elevation isa 20° take off flaps 10° sea level field elevation isa +5° take off flaps 10° 5000 ft field elevation isa 5° take off flaps 10°

exemple 245 5000 ft field elevation, isa +20°, take-off flaps 30°.5000 ft field elevation, isa +20°, take-off flaps 30°.

During take off the time between critical engine failure and v1 recognition ?

Question 85-17 : 2 seconds 5 seconds 6 seconds 0 seconds

Admin .following an engine failure at v1 and allowing for a reaction time of 2 seconds a correctly loaded aircraft must be capable of decelerating to a halt within the accelerate stop distance available

The lift off speed vlof and take off safety speed v2 when flap position is ?

Question 85-18 : Increase / increase decrease / increase increase / decrease decrease / decrease

exemple 253 Increase / increase.Increase / increase.

An aircraft has this following flap position up 5° 10° 20° if the flap ?

Question 85-19 : Increase take off distance decrease landing distance decrease ground roll distance decrease take off distance

Ecqb04 october 2017 exemple 257 Increase take-off distance.Increase take-off distance.

Changing flaps selection from 10° to flaps 0° while establish in climb after ?

Question 85-20 : Climb gradient and vy increase climb gradient and vy decrease climb gradient remains unchanged and vy decreases climb gradient increases and vy decreases

Ecqb04 october 2017..vy is the indicated airspeed for best rate of climb climbing at vy allows pilots to maximize the altitude gain per unit time .climb gradient is defined as the ratio of the increase of altitude to horizontal air distance expressed as a percentage .you will generate less drag with a less flaps selection the gap between the thrust available and thrust required increases exemple 261 Climb gradient and vy increase.Climb gradient and vy increase.

During a descent a headwind will have the following effects ?

Question 85-21 : Descent angle remains constant flight path angle increases descent angle decreases flight path angle increases descent angle and flight path angle increases descent angle remains constant flight path angle decreases

Ecqb04 october 2017..during a descent a headwind will increases the flight path angle . /com en/com080 642 jpg.the descent distance over ground is decreased the rate of descent and the angle of descent remain unchanged .angle of descent descent angle is the angle you maintain on your attitude indicator artificial horizon / pfd .note for theoretical knowledge examination purposes 'flight path angle' is assumed to be ground related .the flight path angle is the actual vector flown in relation to the ground it will increase during descent with a headwind exemple 265 Descent angle remains constant, flight path angle increases.Descent angle remains constant, flight path angle increases.

During a descent a tailwind will have the following effects ?

Question 85-22 : Descent angle remains constant flight path angle decreases descent angle remains constant flight path angle increases descent angle and flight path angle increases descent angle increases flight path angle decreases

Ecqb04 october 2017..during a descent a tailwind will decreases the flight path angle . /com en/com032 351 jpg.the descent distance over ground is increased the rate of descent and the angle of descent remain unchanged .angle of descent descent angle is the angle you maintain on your attitude indicator artificial horizon / pfd .note for theoretical knowledge examination purposes 'flight path angle' is assumed to be ground related .the flight path angle is the actual vector flown in relation to the ground it will decrease during descent with a tailwind exemple 269 Descent angle remains constant, flight path angle decreases.Descent angle remains constant, flight path angle decreases.

The 'flight path angle' is the angle ?

Question 85-23 : Between the horizontal plane and the flight path between the relative airflow and the horizontal plane between the longitudinal axis and the horizontal plane displayed on the attitude indicator artificial horizon

Ecqb04 october 2017.. 682.note for theoretical knowledge examination purposes 'flight path angle' is assumed to be ground related .the flight path angle is the actual vector flown in relation to the ground it will decrease during descent with a tailwind .angle of descent descent angle is the angle you maintain on your attitude indicator artificial horizon / pfd exemple 273 Between the horizontal plane and the flight path.Between the horizontal plane and the flight path.

The vertical 'flight path angle' is assumed to be ?

Question 85-24 : Ground related the same as pitch angle relative to the longitudinal axis the angle of attack

Ecqb04 october 2017.. 682.note for theoretical knowledge examination purposes 'flight path angle' is assumed to be ground related .the flight path angle is the actual vector flown in relation to the ground it will decrease during descent with a tailwind and will increase with a headwind .angle of descent descent angle is the angle you maintain on your attitude indicator artificial horizon / pfd exemple 277 Ground related.Ground related.

Specific fuel consumption sfc is ?

Question 85-25 : Mass of fuel required to produce unit power for unit time designed fuel consumption for a given rpm quantity of fuel required to run the engine for one minute at maximum operating conditions maximum fuel consumption of the aircraft

Ecqb04 october 2017..specific fuel consumption is the amount of fuel burnt per unit of thrust for jets it reduces with altitude up to the tropopause exemple 281 Mass of fuel required to produce unit power for unit time.Mass of fuel required to produce unit power for unit time.

The specific range sr is ?

Question 85-26 : The air distance that the aircraft would fly per kilogram of fuel the ground distance that the aircraft would fly per kilogram of fuel the ground distance divided by air distance the air distance that the aircraft would fly per unit of thrust

Admin .specific range sr is the enroute tas divided by the current fuel flow .sr = true airspeed/total fuel flow .the units of sr are nautical miles per gallon or nautical miles per pound of fuel exemple 285 The air distance that the aircraft would fly per kilogram of fuel.The air distance that the aircraft would fly per kilogram of fuel.

How does the asdr accelerate stop distance required will be affected by the ?

Question 85-27 : Remains the same increases decreases decreases only for a downhill stopway

Ecqb04 november 2017..a stopway is a defined rectangular area on the ground at the end of the take off run available prepared as a suitable area in which an aircraft can be stopped in the case of an abandoned take off .asdr accelerate stop distance required is calculated with the actual values of the flight mass wind up or down slope oat pressure altitude etc it's a fixed value for the projected take off .the declared distances 'asda' acceleration stop distance available is the length of the take off run available plus the length of stopway with a stopway provided the 'runway strip' is increase exemple 289 Remains the same.Remains the same.

What is the effect of using engine bleed air on the take off distance ?

Question 85-28 : Reduces available thrust and increases the take off distance reduces available thrust and take off distance bleed air has no effect on take off distance increases available thrust and take off distance

exemple 293 Reduces available thrust and increases the take-off distance.Reduces available thrust and increases the take-off distance.

Which of the following will decrease landing distance ?

Question 85-29 : The spoilers a wet runway a tailwind a high altitude airfield

Ecqb04 november 2017 exemple 297 The spoilers.The spoilers.

If cabin altitude cannot be controlled eg rapid decompression while in cruise ?

Question 85-30 : Target speed mmo speedbrake deployed no flaps target speed vmo speedbrake deployed no flaps target speed mmo speedbrake up flaps 10° target speed mmo speedbrake deployed full flaps

Ecqb04 november 2017 exemple 301 Target speed mmo, speedbrake deployed, no flaps.Target speed mmo, speedbrake deployed, no flaps.

The climb gradient is ?

Question 85-31 : Always larger than the angle of climb always smaller than the angle of climb the same as the angle of climb represents the angle of variation

Ecqb04 november 2017 ..the 'climb gradient' is defined as the ratio expressed as a percentage of the change in geometric height divided by the horizontal distance travelled .climb gradient = change in height / distance travelled.the value of the climb gradient is given as percent the value of the angle of climb is given in degree .for example 5% = 3° .we can say that the climb gradient is always larger than the angle of climb exemple 305 Always larger than the angle of climb.Always larger than the angle of climb.

Induced drag is caused by ?

Question 85-32 : Movement of the aerofoil through the air boundary layer effects the shape of aerofoil increased zero lift drag

Ecqb04 feedback november 2017 exemple 309 Movement of the aerofoil through the air.Movement of the aerofoil through the air.

How does an increase in aircraft mass affect the gliding range ?

Question 85-33 : Has no effect on gliding range increases gliding range decreases gliding range none of the above

exemple 313 Has no effect on gliding range.Has no effect on gliding range.

Under what condition does pressure altitude has the same value as density ?

Question 85-34 : At standard temperature at sea level when temperature is 0°c when altimeter setting is 1013 25 hpa when altimeter has no position error

Ecqb04 revised november 2017 exemple 317 At standard temperature.At standard temperature.

What is true about a clearway ?

Question 85-35 : A clearway can be water or land and must be under the control of the aerodrome authority a clearway has a virtual gradient of 1 5% a clearway can be used to bring the aircraft to a full stop after an engine failure a clearway has a minimum width of 90m

Ecqb04 november 2017 exemple 321 A clearway can be water or land and must be under the control of the aerodrome authority.A clearway can be water or land and must be under the control of the aerodrome authority.

The effect an increase of weight has on the value of stalling speed las is that ?

Question 85-36 : Increases decreases remains constant increases or decreases depending on the amount of weight increase

Admin .stall speed of an aircraft changes in proportion to the square root of the change in mass .for example if an aeroplane has a stall speed of 78 kt at its mass of 5000 kg the stall speed when the mass is 6850 kg will be .change in mass ratio = new mass / old mass = 6850/5000 = 1 37.square root of 1 37 = 1 17.original stall speed = 78 kt.stall speed for a weight of 6850 kg ==> 78 x 1 17 = 91 kt .vs increases for an increase of weight stall will occur earlier exemple 325 Increases.Increases.

An aircraft has a stall speed of 83 kt on short final its speed will be ?

Question 85-37 : 108 kt 90 kt 120 kt 100 kt

Admin .on short final you are supposed to be at 1 3 x vs exemple 329 108 kt.108 kt.

The parameters taken into account for take off performance calculations are ?

Question 85-38 : Outside temperature pressure altitude wind mass standard temperature pressure altitude wind mass standard temperature standard pressure wind mass outside temperature standard pressure wind mass

exemple 333 Outside temperature, pressure altitude, wind, mass.Outside temperature, pressure altitude, wind, mass.

For a piston engine aeroplane the speed for maximum range is ?

Question 85-39 : That which gives the maximum lift to drag ratio that which gives the minimum value of induced drag that which gives the maximum value of lift 1 4 times the stall speed in clean configuration

Admin .if you want to stay in flight the longest time possible maximum endurance you need to fly at the minimum power required speed vmp velocity for minimum power .if you want to travel the maximum distance possible maximum range you need to fly at the speed that wich gives maximum lift to drag ratio vmd velocity for minimum drag . 1066 exemple 337 That which gives the maximum lift to drag ratio.That which gives the maximum lift to drag ratio.

Maximum endurance for a piston engine aeroplane is achieved at ?

Question 85-40 : The speed that approximately corresponds to the maximum rate of climb speed the speed for maximum lift coefficient the speed for minimum drag the speed that corresponds to the speed for maximum climb angle

Admin .maximum endurance in a piston engine aeroplane will occur at vmp minimum power speed you want to use as little fuel as possible in order to stay airborne as longer as possible you are not concerned with distance ..the best rate of climb will occur where you have excess power available that is vy best rate of climb speed and in a piston engine aeroplane that is definitely slower than speed for minimum drag vmd thus maximum endurance for a piston engine aeroplane is achieved at a speed that approximates the best rate of climb speed vmp .a common mistake is done between the trhust required curve showing drags and power required curve showing required power . 1135.for the propeller driven aircraft curve the lowest point of the curve is the tas at wich the least power is needed as opposed to producing the least drag and is therefore the best for endurance in level flight it is also the maximum rate of climb speed because the gap between power required and power available is greatest more power is needed above and below the minimum power speed exemple 341 The speed that approximately corresponds to the maximum rate of climb speed.The speed that approximately corresponds to the maximum rate of climb speed.

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