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3. Performance
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Questions in this quiz (21)
1119) In the drag versus TAS curve for a jet aeroplane, the speed for maximum range corresponds with:
- Athe point of contact of the tangent from the origin to the drag curve.
- Bthe point of intersection of the parasite drag curve and the induced drag curve.
- Cthe point of contact of the tangent from the origin to the parasite drag curve.
- Dthe point of contact of the tangent from the origin to the induced drag curve.
2145) If the antiskid system is inoperative, which of the following statements is true?
- AIt has no effect on the accelerate stop distance.
- BTake-off with antiskid inoperative is not permitted.
- CThe accelerate stop distance increases.
- DThe accelerate stop distance decreases.
3146) A runway is contaminated with 0.5 cm of wet snow.
The flight manual of a light twin nevertheless authorises a landing in these conditions.
The landing distance will be, in relation to that for a dry runway:- Areduced
- Bsubstantially decreased
- Cincreased
- Dunchanged
4147) Which of the following represents the maximum value for V1 assuming max tyre speed and max brake energy speed are not limiting?
- AVREF
- BVR
- CVMCA
- DV2
5148) The lowest take-off safety speed (V2 min) is:
- A1.15 Vs for all turbojet aeroplanes.
- B1.20 Vs for all turboprop powered aeroplanes.
- C1.15 Vs for four-engine turboprop aeroplanes and 1.20 Vs for two or three-engine turboprop aeroplanes.
- D1.20 Vs for all turbojet aeroplanes.
6149) A 'Balanced Field Length' is said to exist where:
- AThe accelerate stop distance is equal to the take-off distance available.
- BThe clearway does not equal the stopway.
- CThe accelerate stop distance is equal to the all engine take-off distance.
- DThe one engine out take-off distance is equal to the all engine take-off distance.
7151) Complete the following statement regarding the take-off performance of an aeroplane in performance class A. Following an engine failure at (i) ........... and allowing for a reaction time of (ii) ........... a correctly loaded aircraft must be capable of decelerating to a halt within the (iii) .........
- A(i) V1 (ii) 2 seconds (iii) Accelerate - stop distance available.
- B(i) V2 (ii) 3 seconds (iii) Take-off distance available.
- C(i) V1 (ii) 1 second (iii) Accelerate - stop distance available.
- D(i) V1 (ii) 2 seconds (iii) Take-off distance available.
8154) The speed V2 is
- Athat speed at which the PIC should decide to continue or not the take-off in the case of an engine failure.
- Bthe lowest airspeed required to retract flaps without stall problems.
- Cthe lowest safety airspeed at which the aeroplane is under control with aerodynamic surfaces in the case of an engine failure.
- Dthe take-off safety speed.
9142) The speed VS is defined as
- Aspeed for best specific range.
- Bstalling speed or minimum steady flight speed at which the aeroplane is controllable.
- Csafety speed for take-off in case of a contaminated runway.
- Ddesign stress speed.
10156) A higher outside air temperature
- Adoes not have any noticeable effect on climb performance.
- Breduces the angle of climb but increases the rate of climb.
- Creduces the angle and the rate of climb.
- Dincreases the angle of climb but decreases the rate of climb.
11157) During the flight preparation a pilot makes a mistake by selecting a V1 greater than that required. Which problem will occur when the engine fails at a speed immediatly above the correct value of V1?
- AThe stop distance required will exceed the stop distance available.
- BThe one engine out take-off distance required may exceed the take-off distance available.
- CV2 may be too high so that climb performance decreases.
- DIt may lead to over-rotation.
12158) What is the effect of a head wind component, compared to still air, on the maximum range speed (IAS) and the speed for maximum climb angle respectively?
- AMaximum range speed decreases and maximum climb angle speed decreases.
- BMaximum range speed increases and maximum climb angle speed increases.
- CMaximum range speed increases and maximum climb angle speed stays constant.
- DMaximum range speed decreases and maximum climb angle speed increases.
13160) The lift coefficient decreases during a glide with constant Mach number, mainly because the :
- ATAS decreases.
- Bglide angle increases.
- CIAS increases.
- Daircraft mass decreases.
14161) The speed V2 of a jet aeroplane must be greater than:
- A1.2VMCG.
- B1.05VLOF.
- C1.3V1.
- D1.2Vs.
15162) When an aircraft takes off with the mass limited by the TODA:
- Athe actual take-off mass equals the field length limited take-off mass.
- Bthe distance from brake release to V1 will be equal to the distance from V1 to the 35 feet point.
- Cthe "balanced take-off distance" equals 115% of the "all engine take-off distance".
- Dthe end of the runway will be cleared by 35 feet following an engine failure at V1.
16163) A runway is contaminated by a 0,5 cm layer of wet snow. The take-off is nevertheless authorized by a light-twin's flight manual.
The take-off distance in relation to a dry runway will be:- Avery significantly decreased
- Bincreased
- Cunchanged
- Ddecreased
17349) A jet aeroplane is flying long range cruise. How does the specific range / fuel flow change?
- ADecrease / decrease.
- BIncrease / decrease.
- CIncrease / increase.
- DDecrease / increase.
18153) Which of the following combinations basically has an effect on the angle of descent in a glide?
(Ignore compressibility effects.)- AConfiguration and mass.
- BConfiguration and angle of attack.
- CMass and altitude.
- DAltitude and configuration.
19132) Which of the following sets of factors will increase the climb-limited TOM?
- AHigh flap setting, low PA, low OAT.
- BLow flap setting, high PA, high OAT.
- CLow flap setting, high PA, low OAT.
- DLow flap setting, low PA, low OAT.
20122) The absolute ceiling
- Ais the altitude at which the best climb gradient attainable is 5%
- Bis the altitude at which the aeroplane reaches a maximum rate of climb of 100 ft/min.
- Cis the altitude at which the rate of climb theoretically is zero.
- Dcan be reached only with minimim steady flight speed
21123) The maximum indicated air speed of a piston engined aeroplane, in level flight, is reached:
- Aat the service ceiling.
- Bat the practical ceiling.
- Cat the lowest possible altitude.
- Dat the optimum cruise altitude.
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- Tema 1 Performances Quiz on 3. Performance, created by Jose Antonio Vazquez on 06/11/2018.
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- Jose Antonio Vazquez
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