Aircraft Systems, Part 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Atmospheric pressure at sea level is | show 🗑
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| show | inches of mercury
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| show | weight
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| The force that acts upward at a right angle to the direction of the relative wind is | show 🗑
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| The force that acts parallel to the relative wind is | show 🗑
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| The stress that resists the force tending to cause one layer of material to slide over an adjacent layer is called | show 🗑
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| show | Semi-monocoque
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| show | stringers
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| The most common type of material used for fuselage construction is | show 🗑
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| The wing design used on most modern military aircraft is | show 🗑
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| The fixed vertical surface of the empennage is called the | show 🗑
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| show | 180,000 to 200,000 psi
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| The main difference between inspection plates and panels is | show 🗑
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| A network of ultrafine cracks that form on or under the surface of transparent plastics is called | show 🗑
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| What are the reference locations in the vertical direction measured from a reference datum that is usually well below the aircraft called? | show 🗑
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| show | yaw
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| show | Elevator
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| show | Elevator
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| When making a right turn, the relative position of the ailerons is the right aileron trailing edge is | show 🗑
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| The purpose of wing flaps is to | show 🗑
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| show | correct minor deviations in flight attitude
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| show | occupies space
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| Atoms are made up of | show 🗑
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| show | cold
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| What is the electrical pressure that causes electrons to flow through the conductor called? | show 🗑
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| If you apply 24 volts through a total resistance of 6 ohms in a series circuit, the amperage would be | show 🗑
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| A permanent magnet is produced from a material with | show 🗑
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| When soft iron is brought close to a permanent magnet it is | show 🗑
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| The greater the current flow through an electromagnet, the | show 🗑
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| Current flow in most aircraft circuits is controlled by | show 🗑
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| show | in the aircraft cabin
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| What term describes current that reverses its direction at regularly recurring intervals? | show 🗑
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| The methods used to cool brushless alternating current (AC) generators are | show 🗑
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| show | 8,000 RPM
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| THe underspeed swith (USS) on the 60/80 KVA generator constant speed drive actuates at | show 🗑
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| What supplies rotary power to the input gear of the CSD | show 🗑
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| show | plate
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| A 24-volt nickel-cadmium battery has | show 🗑
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| The nickel-cadmium battery can be fully charged only by | show 🗑
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| What type of motor can operate on alternating current (AC) or direct current (DC)? | show 🗑
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| show | low starting torque and good speed regulation
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| The three states of matter are | show 🗑
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| When any force causes a solid to change permanently, the solid is said to have | show 🗑
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| show | ability to conform to the shape of its container
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| What usually produces flow in a pneudraulic system? | show 🗑
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| Who was among the first to study the compressibility of gases? | show 🗑
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| show | 250 pounds
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| show | 40 cubic inches
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| show | creating resistance and loss of energy
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| A tube whose cross-section area is gradually reduced to a smaller size diameter is called a | show 🗑
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| show | replenish fluid, allow for thermal expansion, and provide a means of bleeding air from the system
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| The purpose of a standpipe in a reservoir is to | show 🗑
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| The amount of fluid a pump produces on each cycle or revolution is called its | show 🗑
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| show | fluid-flow is created with each stroke of the pump handle
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| show | they have an integral compensator
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| What provides for cooler operation in a Stratopower variable-volume hydraulic pump? | show 🗑
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| show | Nutating plate
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| The purpose of a hydraulic motor is to convert hydraulic pressure into | show 🗑
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| show | Hollow end toward the air side of the accumulator
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| The size of one micron is four | show 🗑
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| show | common fluid lines can come together
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| The purpose of an actuating cylinder is to transform fluid pressure into | show 🗑
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| show | Brake assembly
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| What pneudraulic system component uses a double-acting balanced actuating cylinder? | show 🗑
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| show | Internal snubber
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| A manual poppet-type selector valve is in a working position when the camshaft is rotated to | show 🗑
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| show | metering ability
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| show | Solenoid
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| The advantage of an electrically controlled solenoid valve is its | show 🗑
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| show | servo valve controls fluid-flow
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| Another name for a flapper check valve is | show 🗑
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| show | Show the direction of free flow through the valve
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| show | Restrictor check valve
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| What are the basic units of a hydraulic hand pump system? | show 🗑
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| show | by gravity and the suction effect of the pump
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| show | decreases
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| The purpose of the torsion links on a main landing gear is to | show 🗑
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| How is the motion of the landing gear control lever transmitted to the selector valve? | show 🗑
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| What prevents the lock solenoid from energizing when the nose landing gear is off center? | show 🗑
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| show | proximity sensors
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| show | a steer damper
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| What position must the landing gear control handle be in before emergency extension of the landing gear | show 🗑
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| show | Snubbing mechanism
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| The purpose of the landing gear warning horn is to | show 🗑
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| Brake fade is defined as a gradual braking action | show 🗑
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| show | warp when overheated
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| What automatically compensates for brake wear on the segmented rotor brake? | show 🗑
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| show | prevent wheel skid by releasing pressure from the skidding wheel
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| The purpose of deboosters is to | show 🗑
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| show | magnesium and/or aluminum alloys
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| Split wheels are balanced | show 🗑
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| show | An O-ring seal
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| What prevents tire explosion from excessive heat buildup? | show 🗑
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| What type of bearings is used on aircraft wheels? | show 🗑
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| show | Inner race
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| When cleaning aircraft wheels, you should not use | show 🗑
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| Installed bearing races should be free of scratches, dents, and | show 🗑
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| show | cord body, and beads
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| What prevents pressure buildup and separation of cord piles or tread rubber on an aircraft tire? | show 🗑
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| For tires 24 inches or greater outside diameter, the tire must be removed when wear reaches the bottom of any tread groove for a continuous length of | show 🗑
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Created by:
kmkotter
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