Weight & Balance
Ground Ops
Materials & Hardware
Physics
Fluid Lines & Fittings
100
If an aircraft CG is found to be at 24 percent of MAC, that 24 percent is an expression of the what?
What is the distance from the LEMAC
100
When approaching the rear of an idling turbojet or turbofan engine, the hazard area extends aft of the engine approximately how many feet?
What is 100 feet.
100
Where is an AN clevis bolt used in an airplane?
What is only for shear load applications
100
The temperature to which humid air must be cooled at constant pressure to become saturated is called what?
What is dewpoint.
100
What is the color of an AN steel flared-tube fitting?
What is black.
200
The useful load of an aircraft consists of what four things?
What is the crew, usable fuel, passengers, and cargo
200
A fuel that does not vaporize readily enough can cause what?
What is hard starting.
200
What is descriptive of the annealing process of steel during and after it has been annealed?
What is slow cooling; low strength.
200
If both the volume and the absolute temperature of a confined gas are doubled, the pressure will what?
What is not change.
200
When flaring aluminum tubing for use with AN fittings, the flare angle must be what degrees?
What is 37°
300
If it is necessary to weigh an aircraft with full fuel tanks, all fuel weight must be subtracted from the scale reading except what?
What is unusable fuel.
300
When towing a large aircraft, a person should be in the cockpit to operate what?
What are the brakes.
300
What method of magnetic particle inspection is used most often to inspect aircraft parts for invisible cracks and other defects?
What is continuous.
300
Which atmospheric conditions will cause the true landing speed of an aircraft to be the greatest?
What is high temperature and high humidity.
300
Name a type of tubing rolling-type flares can be used on?
What is: Soft copper, Aluminum, or Brass
400
When making a rearward weight and balance check to determine that the CG will not exceed the rearward limit during extreme conditions, the items of useful load which should be computed at their minimum weights are those located forward of the what?
What is rearward CG limit.
400
When taxiing (or towing) an aircraft, a flashing red light from the control tower means what?
What is move clear of the runway/taxiway immediately.
400
When a fiber or nylon insert-type self-locking nut can be threaded on a bolt or stud through the insert with only the fingers, it should be what?
What is rejected.
400
In physics, force exerted, distance moved, and time required are factors that are necessary to determine what?
What is power.
400
Scratches or nicks on the straight portion of aluminum alloy tubing may be repaired if they are no deeper than what?
What is 10% of the wall thickness.
500
The major source of weight change for most aircraft as they age is caused by what?
What is repairs and alterations.
500
Which of the following conditions has the most potential for causing engine damage when starting or attempting to start a turbine engine?
Hung Start. Cold Start. Hot start.
500
Which is an acceptable safety device for a castle nut when installed on secondary structures?
Star Washer. Lockwasher. Cotter Pin
500
If the temperature of a confined liquid is held constant and its pressure is tripled, the volume will what?
What is remain the same.
500
Name hose materials that are compatible with phosphate-ester base hydraulic fluids?
What is Butyl and Teflon