Basic Electricity
One kilowatt= how many watts?
1000watts.
How may you bring out pertinent details of a part in a/c drawings?
Draw a larger scaled detailed view
What is meant by the term residual oil?
Oil remaining in the tank, lines, and engine after draining.
What two general types of fluid lines are commonly used in aircraft plumbing
Metal tubing (rigid fluid lines) and flexiblehose.
What portable hardness tester is commonly used for testing aluminum alloys, copper, brass, or other relatively soft materials
Barcol Tester
Common methods electrical energy can be produced;
Pressure, Chemical, Thermal, Light.
Where is the revision block normally located?
Adjacent to the title block or at top RH corner.
What is the purpose of aircraft W & B?
Safety.
How is metal tubing classified in size?
Metal tubing is sized by outside diameter in 1/16-inch increments, and wall thickness.
What class of thread are aircraft bolts commonly manufactured?
Class 3, medium fit
The law relevant to Voltage Law;
Kirchoff's Law.
How are aircraft drawing changes identified?
Changes are usually listed as revisions.
How would you determine the E.W. C.G. of an aircraft if all the W & B records are missing?
The aircraft must be weighed and a new set of W & B records must be computed and recorded.
Name two kinds of flares commonly used in aircraft plumbing systems?
The single flare and the double flare.
Where may self-locking nuts NOT be used?
At joints which either the nut or bolt subject to rotation.
Types of circuits A & P's encounter on an aircraft;
A combination circuit, series-parallel.
Describe bill of materials.
A list of materials and parts necessary for the fabrication or assembly of a component or system.
What is the datum?
The datum is an imaginary vertical plane from which all horizontal measurements are taken
Name the parts of a military standard flareless-tube fitting?
A body, a sleeve, and a nut.
What is the procedure for performing penetrant inspection?
Clean the surface, apply penetrant; remove the penetrant with emulsifier or cleaner; dry the part; apply developer; and inspect and interpret results.
How is Capacitance represented in an AC circuit?
Capacitor.
What type of diagram would a mechanic use for troubleshooting?
schematic diagrams
How is the moment of an item of equipment obtained when computing aircraft W & B
Weight x arm = the moment of an item.
Name at least two considerations when intalling flexible hose assemblies.
Slack, flexing, twisting, bending, clearance, and clamps.
How can the recommended torque for a bolt or nut be determined when torque values are not called out in the maintenance procedures?
From the information contained in the standard torque table.