Test 10 Questions ATPL - Airline Transport Pilot license - Performance, no time limit

1 - Regarding the obstacle limited take-off mass, which of the following statements is correct?
2 - The tangent from the origin to the power required against true airspeed curve, for a jet aeroplane, determines the speed for:
3 - Refer to CAP698 Section 3 - MEP1 Figure 3.1 Normal Procedure Given:OAT -15 °CPressure Altitude: 4000' RWY 12RWind· 080/12 KTTake-off Mass: 4000 lbs Runway Surface: tarred and dryWhat is the minimum runway length? No stopway or clearway is available.
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4 - The optimum long-range cruise altitude for a turbojet aeroplane:
5 - In the event of engine failure below V1, the first action to be taken by the pilot in order to decelerate the aeroplane is to:
6 - Consider the graphic representation of the power required versus true air speed (TAS), for a piston engine aeroplane with a given mass. When drawing the tangent from the origin, the point of contact (A) determines the speed of:
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7 - What is the minimum field length required for the worst wind situation, landing a twin jet aeroplane with the anti-skid inoperative?Elevation: 2000 ftQNH: 1013 hPaLanding mass: 50 000 kgFlaps: as required for minimum landing distance Runway condition: dryWind:Maximum allowable tailwind: 15 kt Maximum allowable headwind: 50 kt
8 - If the take-off mass of an aeroplane is tyre speed limited, downhill slope would:
9 - Why are 'step climbs' used on long distance flights ?
10 - In relation to the net take-off flight path, the required 35 ft vertical distance to clear all obstacles is: