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Which of the following best defines the Basic Empty Weight of an aircraft? 

  • A

    The empty weight of an aircraft including unusable fuel, full oil and fixed equipment

  • B

    The empty weight including unusable fuel and undrainable oil

  • C

    The empty weight of the airframe, engines, and all items of operating equipment

  • D

    The empty weight including full fuel and full oil

The Basic Empty Weight (BEW) of an aircraft includes the weight of the airframe, engines, and all items of operating equipment that have fixed locations and are permanently installed. It specifically includes:

  • Unusable fuel: The small amount of fuel that cannot be drained from the tanks or lines.
  • Full oil: The standard weight for all engine lubricating oil.
  • Fixed equipment: Required and optional equipment, fixed ballast, and full reservoirs of hydraulic fluid.

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