Qwissit Aviation

PPL(A) – Private Pilot

Flight Performance and Planning

12 of 61 questions in the app

Mass and balance

  1. What is meant by the basic empty mass of an aeroplane? Easy
  2. Why must the maximum take-off mass not be exceeded? Easy
  3. How is the moment of a load calculated? Easy
  4. How is the position of the centre of gravity determined from masses and moments? Easy
  5. Approximately what is the density of AVGAS 100LL? Easy

Performance

  1. How does a higher outside air temperature affect the take-off distance? Easy
  2. How does a headwind affect the take-off? Easy
  3. How does wet, long grass affect the take-off distance? Easy

Mass and balance

  1. Basic empty mass 650 kg, pilot 80 kg, passenger 75 kg, 100 l AVGAS (0.72 kg/l), baggage 20 kg. What is the take-off mass? Medium
  2. Maximum take-off mass 950 kg, basic empty mass 700 kg, two persons together 170 kg, baggage 10 kg. How much AVGAS may you take on at most? Medium

Mass and balance

  1. Take-off mass 900 kg, moment 2 070 kgm. In flight, 50 l of AVGAS (36 kg) are used from a tank with an arm of 2.6 m. Where is the centre of gravity at landing? Hard
  2. With full tanks you calculate a take-off mass of 1 136 kg; 1 100 kg is permitted. All occupants are to fly. How much AVGAS must you defuel at least? Hard

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