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Home > Training for exam quizzes ATPL, PPL(A), PPL(H), BPL Hot Air, BPL Gas, SPL - Sailplane, EASA Drone, FAA Drone > Aircraft General Knowledge - Quiz BPL Hot Air - Balloon Pilot License

Quiz Aircraft General Knowledge - Quiz BPL Hot Air - Balloon Pilot License

Test 10 Questions Quiz BPL Hot Air - Balloon Pilot License - Aircraft General Knowledge, no time limit

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1 - Damages to the hot-air balloon hull fabric are most critical in which area? In the lower third. At the top area At the equator In the apron area.

2 - Lower-than-standard temperature may lead to... An altitude indication which is too high. An altitude indication which is too low. A correct altitude indication as long as the altimeter subscale is set to correct for non-standard temperature A blockage of the Pitot tube by ice, freezing the altimeter indication to its present value.

3 - Which of the gases stated below is NOT made up from hydrocarbons? Propane Butane Methane Hydrogen

4 - Liquifaction of propane gas results in a reduction in volume to what fraction of the gas volume? 1/160 1/260 1/360 1/60

5 - About the lower end of the pull rope of a hot-air balloon it can be said: It has an especially smooth surface. It is fixed to the lower basket area It has to be lubricated before every take-off It is particularly heat resistant.

6 - The altimeter's reference scale is set to airfield pressure (QFE). What indication is shown during the flight? Pressure altitude Altitude above MSL Airfield elevation Height above airfield

7 - The burning gas is pushed from the liquid gas phase through the riser tube to which component? To the evaporator To the pressure relief device To the fill level indicator To the controller

8 - The vertical speed indicator measures the difference of pressure between... The present dynamic pressure and the static pressure of a previous moment. The present total pressure and the total pressure of a previous moment. The present dynamic pressure and the dynamic pressure of a previous moment. The present static pressure and the static pressure of a previous moment.

9 - Which gas is heavier than air? Hydrogen Propane Helium Illuminating gas

10 - Which of the following options states the working principle of a vertical speed indicator? Total air pressure is measured and compared to static pressure Static air pressure is measured and compared against a vacuum Measuring the present static air pressure and comparing it to the static air pressure inside a reservoir Measuring the vertical acceleration through the displacement of a gimbal-mounted mass

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