单选题 For the purposes of range computations and related weight statements, the density of aviation gasoline shall be taken as 6.0 LBS U.S. Gal. and for aviation kerosene as 6.7 LBS U.S. Gal.

A、 The aviation gasoline is usually used for the turbine engine.
B、 The aviation kerosene is usually used for the pistion engine.
C、 The aviation kerosene is usually used for turbine engine.
下载APP答题
由4l***t9提供 分享 举报 纠错

相关试题

单选题 Prepare basic text in 10- or 12-point type. Use 14-point uppercase bold for the word WARNING and 10-point uppercase bold for the WARNING TEXT. Use 12-point uppercase bold for the word CAUTION and 10-point uppercase for the CAUTION TEXT. Use 10-point uppercase bold for the word NOTE and 10-point mixed case for the

A、WARNING TEXT should use uppercase bold.
B、the word CAUTION should use 12-point lowercase bold.
C、the Note Text should use 10- point uppercase.

单选题 Artificial feel in aircraft flight control system is a type of the force feedback used in the automatic flight control systems of some aircraft, which produces an opposition to the pilot’s movement of the controls that is proportional to the aerodynamic loads acting on the control surfaces.

A、Artificial feel used in flight control system, its direction is opposition to pilot’s movement.
B、Artificial feel force is inversely proportional to the aerodynamic loads acting on the control surfaces.
C、Artificial feel in aircraft flight control system is used in manual flight control of the aircraft.

单选题 Aircraft flight control cable is the stranded steel cable used to actuate the controls of an aircraft. The cable is made of either stainless steel or galvanized carbon steel.

A、The material used for the flight control cable may be the stainless steel.
B、Aluminium alloy can be selected as material for the aircraft flight control cables.
C、Galvanized carbon steel can never be used to make flight control cables.

单选题 Aerodynamic forces are the basic forces acting on an aircraft in flight that are caused by the movement of the air over the surfaces. Thurst acts forward, drag acts rearward, lift acts vertically upward and weight acts

A、Thrust and drag act forward and rearward respectively.
B、Lift acts horizontally forward.
C、Thrust and lift act in the same direction.

单选题 Calibrated Airspeed (CAS) is to be used only as necessary to comply with any applicable requirements of the certificating authority as the pilot works exclusively with Indicated Airspeed (IAS)

A、Indicated Airspeed is primary used by pilot in flight.
B、Because the Calibrated Airspeed is more accurate, it is primarily used by pilot in flight.
C、Calibrated Airspeed is equal to Indicated Airspeed as necessary to comply with the requirements of the certificating authority.

单选题 AND gate is a logic device in which the logic condition (zero or one) of its single output is one only when the conditions of all of its inputs are logic one.

A、The output of AND gate is one when either of its inputs is logic one.
B、There is absolute no relationship between the output and input of the AND gate.
C、The output of AND gate is one only when all the inputs are logic one.

单选题 Functional tests, which is more specific than the operational test, requires supplement ground equipment to be done and ascertain a system or unit is functioning in all aspects according to minimum acceptable design specifications.

A、Operational test is more complex and specific than the functional test.
B、Functional tests require supplement equipment to be done.
C、Functional test is used to ensure a unit is functioning in all aspects in according to maximum acceptable design specifications.

单选题 If a paragraph has more than six sentences, then divide it into two smaller paragraphs. Then, your text will be easier to read.

A、A paragraph must have more than 6 sentences to be easier to read.
B、A paragraph should have as many as 6 sentences to read.
C、A paragraph should have 6 sentences most, otherwise it would be much difficult to read.