2AX5X Vol.2
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each of the black spaces below before clicking
on it to display the answer.
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| show | Mercurial barometer.
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| What is the standard atmospheric pressure at sea level measured in inches of mercury? In psi? | show 🗑
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| What are the two temperature scales that are commonly used? | show 🗑
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| show | Because at the higher altitude, the air is less dense therefore causing less drag on the aircraft.
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| What is the term for the curve of the surface of an airfoil from the leading edge to the trailing edge? | show 🗑
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| What aerodynamic forces affect aircraft in flight? | show 🗑
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| How does drag act in relation to relative wind? | show 🗑
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| Define AOA. | show 🗑
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| How are airframe components joined? | show 🗑
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| What are the five stresses to which airframes are subjected? | show 🗑
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| Which fuselage design does not use formers, frame assemblies, or bulkheads to give shape to the fuselage? | show 🗑
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| What internal wing components serve as an attachment point for the skin? | show 🗑
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| What type of material is usually used for construction of flight control surfaces? | show 🗑
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| What is used to round out the angle formed btween the fixed tail surfaces and the fuselage? | show 🗑
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| show | Engine nacelles.
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| show | Bay spoilers or air spoilers.
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| How do doors differ from panels? | show 🗑
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| show | Transparent plastics or safety glass.
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| show | It may adversely affect its electrical properties or strength.
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| show | In inches from the reference datum or zero point on or near the aircraft nose.
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| What are the three axes that an aircraft operates around? | show 🗑
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| What are the lateral control surface of the aircraft | show 🗑
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| show | Primary flight controls.
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| show | Rudder.
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| show | Solid type.
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| show | It is a combination of an aileron and an elevator.
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| What are five types of wing flaps? | show 🗑
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| What is the difference between leading-edge flaps and wing slats? | show 🗑
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| What is the purpose of the speed brakes? | show 🗑
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| show | Roll, Pitch, and Yaw.
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| show | Fly-by-wire.
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| What are the two major parts of the AFCS? | show 🗑
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| What system is used to make bomber aircraft stable for launching weapons? | show 🗑
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| show | Mach hold.
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| Define electricity. | show 🗑
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| show | Neutrons, protons, and electrons.
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| List four examples of insulators. | show 🗑
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| List four examples of conductors. | show 🗑
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| Where do you normally use semiconductors? | show 🗑
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| What is EMF? | show 🗑
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| Define electrical current. | show 🗑
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| show | The type of material used, temperature, size.
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| show | Watts.
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| show | The ability of a substance to attract.
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| How are artificial magnets classified? | show 🗑
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| show | The ease of ability to conduct magnetic lines of force.
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| show | The amount of magnetism that remains in a temporary magnet.
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| show | Place in a magnetic field or bring it into contact with another magnet.
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| show | No.
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| What are the three most commonly used shapes of magnets? | show 🗑
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| How can a magnet be weakened? | show 🗑
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| show | A term for magnetic lines of force.
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| How is electromagnetism developed? | show 🗑
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| When current flows through a conductor, does a magnetic field exist? | show 🗑
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| What must you know to apply the "left hand rule"? | show 🗑
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| show | The left hand rule.
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| How can an electromagnet's field strength be increased? | show 🗑
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| show | Provide a path for electrons to flow with minimum resistance.
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| show | Protect against system overloads and shorts in a circuit.
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| How much time must pass before resetting a trip-free type circuit breaker? | show 🗑
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| show | Provide protection against fault currents.
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| What is the purpose of a resistor? | show 🗑
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| show | Less power is lost during transmission and the elimination of insulation and brushes.
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| show | Hertz.
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| show | A condition in which two moving objects are changing in, or out of, step..
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| show | Variable-frequency and constant-frequency.
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| show | 400 Hz.
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| show | DC from an integral exciter generator is passed through windings of the rotor.
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| show | A permanent magnet generator, an AC exciter generator, and the main AC generator.
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| show | Arcing (which more easily occurs in rarefied air).
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| show | Rotor assembly and stator.
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| show | PMG armature, exciter field, and main armature windings.
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| What are the two functions of the CSD governor system? | show 🗑
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| If CSD output rotation drives the generator below 365 Hz, what component removes the generator from the bus? | show 🗑
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| show | Disconnect the CSD.
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| show | A quick attach-detach clamp.
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| show | Voltage regulation, frequency, and load control, real and reactive load division, over/under protection.
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| How is voltage regulation and current limiting accomplished in the GCU? | show 🗑
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| show | By controlling the magnetic trim head governor on the CSD.
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| What are the internal components of a battery? | show 🗑
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| What are the primary causes of premature failure of a lead-acid battery? | show 🗑
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| What is the fundamental unit of the nickel-cadmium battery? | show 🗑
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| show | By inserting positive and negative plates in plastic cases with nylon and cellophane separators.
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| When does nickel-cadmium battery's electrolyte reach its maximum level? | show 🗑
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| How are motors classified? | show 🗑
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| show | By reusing the current flow in a field winding or reusing current flow in armature.
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| What advantage does the series motor have over other types of motors? | show 🗑
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| show | In parallel.
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| What type of T-R is used to a nickel-cadmium battery in many aircraft? | show 🗑
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| What is another name for a T-R? | show 🗑
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| show | Any substance that occupies space.
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| show | As fluids.
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| show | Molecules.
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| Which matter has the property of resisting changes in shape when a force is applied? | show 🗑
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| When sufficient force to a solid causes distortion, the solid is said to have exceeded what? | show 🗑
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| Which factors affect the amount of expansion and contraction in a solid? | show 🗑
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| What are the most outstanding characteristics of a solid? | show 🗑
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| For a liquid to transmit a pushing force, what condition must exist first? | show 🗑
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| show | The air (gas) expands as its temperature increases, and since it is confined by the cylinder, its pressure will increase.
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| show | Gases are compressible while liquids are not.
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| show | When a fluid is confined and force is applied, this force(pressure) is transmitted equally to all points in the system.
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| show | When fluids are in motion.
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| State the basic principle of Boyle's Law. | show 🗑
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| show | Heating a confined gas will cause an expansion (volume increase) in direct proportion to its temperature change, thus causing the piston to move.
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| show | General gas law.
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| show | 4:1
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| show | 33:1
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| A 150-pound weight is placed on a 10-square inch piston and is then lifted by a force applied to a 2-square-inch piston. What force is required on the small piston, and what is the mechanical advantage? | show 🗑
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| show | 80 pounds of force, 4:1
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| What is the pressure on a surface 12 square inches in area and supporting a weight of 216 pounds. | show 🗑
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| show | 2 inches.
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| What characteristic of a fluid determines its resistance to flow? | show 🗑
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| show | An orifice will cause more turbulence and thus more energy loss than a venturi because it is not steamlined.
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| show | By streamlining the flow.
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| What pressure difference can be observed during fluid-flow through a venturi? | show 🗑
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| show |
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Created by:
Roy_White820
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