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5. Performance
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Questions in this quiz (22)
16) At a given altitude, when a turbojet aeroplane mass is increased by 5% - assuming the engines specific consumption remains unchanged -, its hourly consumption is approximately increased by:
- A10%
- B2.5%
- C5%
- D7.5%
217) The point at which a tangent out of the origin touches the power required curve
- Ais the point where Drag coefficient is a minimum.
- Bis the point where the Lift to Drag ratio is a minimum.
- Cis the maximum drag speed.
- Dis the point where the Lift to Drag ratio is a maximum.
35) Given that:
VEF= Critical engine failure speed VMCG= Ground minimum control speed VMCA= Air minimum control speed VMU= Minimum unstick speed
V1= T ake-off decision speed
VR= Rotation speed
V2 min.= Minimum take-off safety speed The correct formula is:- A1.05 VMCA<= VEF<= V1
- B1.05 VMCG< VEF<= VR
- CV2min<= VEF<= VMU
- DVMCG<=VEF < V1
419) Which statement related to a take-off from a wet runway is correct?
- AIn case of a reverser inoperative the wet runway performance information can still be used
- BScreenheight reduction can not be applied because of reduction in obstacle clearance.
- CA reduction of screen height is allowed in order to reduce weight penalties
- DThe use of a reduced Vr is sufficient to maitain the same safety margins as for a dry runway
520) Reduced take-off thrust should normally not be used when:
- Ait is dark.
- Bthe runway is dry.
- Cthe runway is wet.
- Dwindshear is reported on the take-off path.
621) The long range cruise speed is in relation to the speed for maximum range cruise.
- ALower
- BDepending on the OAT and net mass.
- CDepending on density altitude and mass.
- DHigher
723) The rate of climb
- Ais approximately climb gradient times true airspeed divided by 100.
- Bis the downhill component of the true airspeed.
- Cis angle of climb times true airspeed.
- Dis the horizontal component of the true airspeed.
824) The maximum horizontal speed occurs when:
- AThe thrust is equal to minimum drag.
- BThe thrust does not increase further with increasing speed.
- CThe maximum thrust is equal to the total drag.
- DThe thrust is equal to the maximum drag.
926) The required Take-off Distance (TOD) and the field length limited Take-off Mass (TOM) are different for the zero flap case and take-off position flap case. What is the result of flap setting in take-off position compared to zero flap position?
- AIncreased TOD required and decreased field length limited TOM.
- BIncreased TOD required and increased field length limited TOM.
- CDecreased TOD required and decreased field length limited TOM.
- DDecreased TOD required and increased field length limited TOM.
1075) Regarding take-off, the take-off decision speed V1:
- Ais the airspeed of the aeroplane upon reaching 35 feet above the take-off surface.
- Bis the airspeed on the ground at which the pilot is assumed to have made a decision to continue or discontinue the take- off.
- Cis always equal to VEF (Engine Failure speed).
- Dis an airspeed at which the aeroplane is airborne but below 35 ft and the pilot is assumed to have made a decision to continue or discontinue the take-off .
1116) Assuming that the required lift exists, which forces determine an aeroplane's angle of climb?
- AThrust and drag only.
- BWeight and thrust only.
- CWeight, drag and thrust.
- DWeight and drag only.
12361) If the field length limited take off mass has been calculated using a Balanced Field Length technique, the use of any additional clearway in take off performance calculations may allow
- Aa greater field length limited take off mass but with a higher V1
- Bthe obstacle clearance limit to be increased with no effect on V1
- Cthe obstacle clearance limit to be increased with an higher V1
- Da greater field length limited take off mass but with a lower V1
13350) Which statement is correct for a descent without engine thrust at maximum lift to drag ratio speed?
- AA tailwind component increases fuel and time to descent.
- BA tailwind component decreases the ground distance.
- CA tailwind component increases the ground distance.
- DA headwind component increases the ground distance.
14351) Which of the following is true according to JAA regulations for turbopropeller powered aeroplanes not performing a steep approach?
- AMaximum Take-off Run is 0,5 x runway.
- BMaximum use of clearway is 1,5 x runway.
- CMaximum Landing Distance at the destination aerodrome and at any alternate aerodrome is 0,7 x LDA (Landing Distance Available).
- DMaximum Landing Distance at destination is 0,95 x LDA (Landing Distance Available).
15352) Under which condition should you fly considerably lower (4 000 ft or more) than the optimum altitude ?
- AIf at the lower altitude either more headwind or less tailwind can be expected.
- BIf at the lower altitude either considerably less headwind or considerably more tailwind can be expected.
- CIf the maximum altitude is below the optimum altitude.
- DIf the temperature is lower at the low altitude (high altitude inversion).
16353) Which of the following statements is applicable to the acceleration height at the beginning of the 3rd climb segment ?
- AThe minimum legally allowed acceleration height is at 1500 ft.
- BThere is no requirement for minimum climb performance when flying at the acceleration height.
- CThe minimum one engine out acceleration height must be maintained in case of all engines operating.
- DThe maximum acceleration height depends on the maximum time take-off thrust may be applied.
17354) Which statement regarding V1 is correct?
- AV1 is not allowed to be greater than VMCG.
- BWhen determining the V1, reverse thrust is only allowed to be taken into account on the remaining symmetric engines.
- CThe V1 correction for up-slope is negative.
- DV1 is not allowed to be greater than VR.
18355) The 'maximum tyre speed' limits:
- AVR, or VMU if this is lower than VR.
- BV1 in kt ground speed.
- CVLOF in terms of ground speed.
- DV1 in kt TAS.
19356) The result of a higher flap setting up to the optimum at take-off is
- Aa higher V1.
- Ba longer take-off run.
- Ca shorter ground roll.
- Dan increased acceleration.
20357) Which of the following provides maximum obstacle clearance during climb?
- A1.2Vs.
- BThe speed for maximum rate of climb.
- CThe speed, at which the flaps may be selected one position further UP.
- DThe speed for maximum climb angle Vx.
21358) In relation to the net take-off flight path, the required 35 ft vertical distance to clear all obstacles is
- Abased on pressure altitudes.
- Bthe height by which acceleration and flap retraction should be completed.
- Cthe height at which power is reduced to maximum climb thrust.
- Dthe minimum vertical distance between the lowest part of the aeroplane and all obstacles within the obstacle corridor.
227) Which of the following statements is correct?
- AThe performance limited take-off mass is independant of the wind component.
- BThe accelerate stop distance required is independant of the runway condition.
- CThe take-off distance with one engine out is independant of the wind component.
- DThe climb limited take-off mass is independant of the wind component.
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- Tema 1 Performances Quiz on 5. Performance, created by Jose Antonio Vazquez on 07/11/2018.
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- Jose Antonio Vazquez
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