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What three flight instruments are normally operated from the pitot-static system?
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Airspeed indicator, Altimeter, and Vertical speed indicator.
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What instrument indications will result if the static pressure line becomes disconnected inside the cabin of a pressurized aircraft?
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Altimeter and airspeed will be lower than normal. The vertical speed indicator will eventually return to zero.
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What is required after replacement of components connected to the pitot-static system?
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Leak test.
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What are the sources of power to gyroscopic instrument operation?
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Vacuum, electricity, or air pressure.
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What causes an electric driven gyro rotor to tilt when the aircraft is turned?
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Gyroscopic precession.
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What is used as a guide for range marking of aircraft instruments?
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Aircraft specifications, or Type Certificate Dats Sheets and the Specific aircraft maintenance manual or flight manual.
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Where are instrument range markings placed?
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The outer edge of the cover glass or over the calibrations on the dial face.
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What other type mark is required when range markings are applied to the glass instrument cover?
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A white index mark that will indicate slippage.
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What is a syncro-type remote indicating system?
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They show the movement and position of landing gear, wing flaps, oil cooler doors, or other moveable parts on the aircraft.
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What type of fuel quantity system is an electric fuel measuring device that accurately determines the density weight of the fuel in the tanks of an aircraft?
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Capacitor fuel type quantity system.
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What is meant by swinging a compass?
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The adjustment of the North-South, East-West magnets in order to reduce deviation.
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When inspecting a magnetic compass, the bowl should be filled with liquid and should not contain any bubbles or discolorations. What is the purpose of the liquid in the bowl?
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Dampen the oscillations.
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Which instrument is used to indicate the speed of the crankshaft of a reciprocating engine and the speed of the main rotor assembly in a turbine engine?
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Tachometer.
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What type of indicating system is used to indicate turbine engine exhaust gas temperature (EGT).
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A thermocouple system
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What does the manifold pressure gauge indicate when the engine is not operating?
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Atmospheric pressure.
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