The bimetal strip detectors of an engine fire detection system: 1 -Are arranged in series. 2 -are arranged in parallel. 3 -open during a fire. 4 -close during a fire. The combination containing all of the correct statements is:4
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On most transport jet aircraft, the low pressure pumps of the fuel system are supplied with electric power of the following type:4
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The pressure usually produced by the Boost Pumps (BP) of the fuel supply system of a large jet transport airplane is within the following range:4
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The advantages of Nickel-Cadmium compared with lead-acid batteries are: 1. lower risk of thermal runaway 2. higher internal resistance, hence higher power 3. reduced charging time 4. constant output voltage. The combination which regroups all the correct statements is:4
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Fuel/air ratio is the ratio between the:4
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Purposes of an accumulator in an hydraulic system are: 1. to damp pressure fluctuations. 2. to cool the hydraulic fluid. 3. to serve as a limited alternate source of pressure. 4. to serve as a main pressure source for normal operation. The combination that regroups all of the correct statements is:4
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According to EASA CS the allowable quantitative average failure probability per flight hour for a HAZARDOUS FAILURE should be on the order of:4
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In hydraulic systems of large transport-category aeroplanes, the fluid commonly used is:4
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In an aircraft hydraulic system, a hydraulic fuse is used primarily:4
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The function of ribs in a wing is to:4
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Other exam subjects ATPL - Airline Transport Pilot license