# 30 - Flight Performance and Planning Total questions: 30 --- ### Q1: Exceeding the maximum allowed aircraft mass is... ^q1 - A) Compensated by the pilot's control inputs. - B) Only relevant if the excess is more than 10 %. - C) Exceptionally permissible to avoid delays - D) Not permissible and essentially dangerous **Correct: D)** > **Explanation:** --- ### Q2: The center of gravity has to be located... ^q2 - A) Behind the rear C.G. limit - B) In front of the front C.G. limit. - C) Right of the lateral C. G. limit. - D) Between the front and the rear C.G. limit. **Correct: D)** > **Explanation:** --- ### Q3: An aircraft must be loaded and operated in such a way that the center of gravity (CG) stays within the approved limits during all phases of flight. This is done to ensure... ^q3 - A) That the aircraft does not exceed the maximum permissible airspeed during a descent - B) Both stability and controllability of the aircraft. - C) That the aircraft does not tip over on its tail while it is being loaded. - D) That the aircraft does not stall. **Correct: B)** > **Explanation:** --- ### Q4: The empty weight and the corresponding center of gravity (CG) of an aircraft are initially determined... ^q4 - A) By weighing. - B) By calculation. - C) For one aircraft of a type only, since all aircraft of the same type have the same mass and CG position - D) Through data provided by the aircraft manufacturer. **Correct: A)** > **Explanation:** --- ### Q5: Baggage and cargo must be properly stowed and fastened, otherwise a shift of the cargo may cause... ^q5 - A) Calculable instability if the C.G. is shifting by less than 10 %. - B) Continuous attitudes which can be corrected by the pilot using the flight controls. - C) Structural damage, angle of attack stability, velocity stability. - D) Uncontrollable attitudes, structural damage, risk of injuries. **Correct: D)** > **Explanation:** --- ### Q6: The total weight of an aeroplane is acting vertically through the... ^q6 - A) Stagnation point. - B) Center of pressure. - C) Neutral point. - D) Center of gravity **Correct: D)** > **Explanation:** --- ### Q7: The term center of gravity is defined as... ^q7 - A) Another designation for the neutral point. - B) The heaviest point on an aeroplane. - C) Half the distance between the neutral point and the datum line. - D) Half the distance between the neutral point and the datum line. **Correct: D)** > **Explanation:** --- ### Q8: The center of gravity (CG) defines... ^q8 - A) The product of mass and balance arm - B) The point on the longitudinal axis or its extension from which the centers of gravity of all masses are referenced. - C) The point on the longitudinal axis or its extension from which the centers of gravity of all masses are referenced. - D) The point through which the force of gravity is said to act on a mass. **Correct: D)** > **Explanation:** --- ### Q9: The term moment with regard to a mass and balance calculation is referred to as... ^q9 - A) Sum of a mass and a balance arm. - B) Difference of a mass and a balance arm. - C) Quotient of a mass and a balance arm. - D) Product of a mass and a balance arm. **Correct: D)** > **Explanation:** --- ### Q10: The term balance arm in the context of a mass and balance calculation defines the... ^q10 - A) Distance of a mass from the center of gravity - B) Point on the longitudinal axis of an aeroplane or its extension from which the centers of gravity of all masses are referenced. - C) Distance from the datum to the center of gravity of a mass. - D) Point through which the force of gravity is said to act on a mass. **Correct: C)** > **Explanation:** --- ### Q11: The distance between the center of gravity and the datum is called... ^q11 - A) Lever. - B) Torque. - C) Span width. - D) Balance arm. **Correct: D)** > **Explanation:** --- ### Q12: The balance arm is the horizontal distance between... ^q12 - A) The C.G. of a mass and the rear C.G. limit. - B) The front C.G. limit and the datum line - C) The front C.G. limit and the rear C.G. limit. - D) The C.G. of a mass and the datum line. **Correct: D)** > **Explanation:** --- ### Q13: The required data for a mass and balance calculation including masses and balance arms can be found in the... ^q13 - A) Certificate of airworthiness - B) Mass and balance section of the pilot's operating handbook of this particular aircraft. - C) Performance section of the pilot's operating handbook of this particular aircraft. - D) Documentation of the annual inspection. **Correct: B)** > **Explanation:** --- ### Q14: Which section of the flight manual describes the basic empty mass of an aircraft? ^q14 - A) Limitations - B) Normal procedures - C) Weight and balance - D) Performance **Correct: C)** > **Explanation:** --- ### Q15: Which factor shortens landing distance? ^q15 - A) Heavy rain - B) High pressure altitude - C) High density altitude - D) Strong head wind **Correct: D)** > **Explanation:** --- ### Q16: Unless the aircraft is equipped and certified accordingly... ^q16 - A) Flight into forecast icing conditions is prohibited. Should the aircraft enter an area of icing conditions inadvertantly, the flight may be continued as long as visual meteorological conditions are maintained. - B) Flight into known or forecast icing conditions is only allowed as long as it is ensured that the aircraft can still be operated without performance degradation. - C) Flight into known or forecast icing conditions is prohibited. Should the aircraft enter an area of icing conditions inadvertantly, it should be left without delay. - D) Flight into areas of precipitation is prohibited. **Correct: C)** > **Explanation:** --- ### Q17: The angle of descent is defined as... ^q17 - A) The ratio between the change in height and the horizontal distance travelled within the same time, expressed in percent [%]. - B) The angle between a horizontal plane and the actual flight path, expressed in degrees [°]. - C) The angle between a horizontal plane and the actual flight path, expressed in percent [%]. - D) The ratio between the change in height and the horizontal distance distance travelled within the same time, expressed in degrees [°]. **Correct: B)** > **Explanation:** --- ### Q18: What is the purpose of interception lines in visual navigation? ^q18 - A) They are used as easily recognizable guidance upon a possible loss of orientation - B) They help to continue the flight when flight visibility drops below VFR minima - C) To mark the next available en-route airport during the flight - D) To visualize the range limitation from the departure aerodrome **Correct: A)** > **Explanation:** --- ### Q19: The upper limit of LO R 16 equals... See annex (PFP-056) Siehe Anlage 1 ^q19 - A) 1.500 ft GND. - B) 1 500 ft MSL. - C) 1 500 m MSL. - D) FL150. **Correct: B)** > **Explanation:** --- ### Q20: The upper limit of LO R 4 equals... See annex (PFP-030) Siehe Anlage 2 ^q20 - A) 1.500 ft AGL - B) 4.500 ft AGL. - C) 4.500 ft MSL - D) 1.500 ft MSL. **Correct: C)** > **Explanation:** --- ### Q21: Up to which altitude is an overflight prohibited according to the NOTAM? See figure (PFP-024) Siehe Anlage 3 ^q21 - A) Altitude 9500 ft MSL - B) Flight Level 95 - C) Altitude 9500 m MSL - D) Height 9500 ft **Correct: A)** > **Explanation:** --- ### Q22: What must be considered for cross-border flights? ^q22 - A) Transmission of hazard reports - B) Requires flight plans - C) Regular location messages - D) Approved exceptions **Correct: B)** > **Explanation:** --- ### Q23: During a flight, a flight plan can be filed at the... ^q23 - A) Search and Rescue Service (SAR). - B) Flight Information Service (FIS). - C) Next airport operator en-route. - D) Aeronautical Information Service (AIS) **Correct: B)** > **Explanation:** --- ### Q24: While planning a cross country gliding flight, what ground structure should be avoided enroute? ^q24 - A) Stone quarries and large sand areas - B) Highways, railroad tracks and channels. - C) Moist ground, water areas, marsh areas - D) Areas with buildings, concrete and asphalt. **Correct: C)** > **Explanation:** --- ### Q25: During a cross-country flight, you approach a downwind turning point. The point should be taken ... (2,00 P.) ^q25 - A) As low as possible. - B) As steep as possible. - C) As high as possible. - D) With as less bank as possible **Correct: C)** > **Explanation:** --- ### Q26: After getting around a turning point, what should a glider pilot be prepared for? (2,00 P.) ^q26 - A) For weakening thermals due to the progressing time - B) For a changed horizontal picture due to lower cloud bases - C) For increased cloud dissipation due to the progressing time - D) For a changed cloud picture due to the apparently changed position of the sun **Correct: D)** > **Explanation:** --- ### Q27: (For this question, please use annex PFP-061) According ICAO, what symbol indicates a group of unlighted obstacles? (2,00 P.) Siehe Anlage 4 ^q27 - A) B - B) D - C) A - D) C **Correct: D)** > **Explanation:** --- ### Q28: (For this question, please use annex PFP-062) According ICAO, what symbol indicates a civil airport (not international airport) with paved runway? (2,00 P.) Siehe Anlage 5 ^q28 - A) B - B) C - C) A - D) D **Correct: C)** > **Explanation:** --- ### Q29: (For this question, please use annex PFP-063) According ICAO, what symbol indicates a general spot elevation? (2,00 P.) Siehe Anlage 6 ^q29 - A) D - B) C - C) B - D) A **Correct: B)** > **Explanation:** --- ### Q30: What distance can be covered during a glide in a glider plane with glide ratio 1/30 from a height of 1500 m? (Neglect wind and thermal effects) ^q30 - A) 30 km - B) 45 NM - C) 45 km - D) 81 NM **Correct: C)** > **Explanation:** ---