Fundamentals of Electricity & Electronics
Diodes are used in electrical power supply circuits primarily as
14 CFR part 65 contains information for the certification of
airmen other than flight crewmembers.
An FAA Form 337 is used to record and document
major repairs and major alterations.
Working drawings may be divided into three classes. They are:
detail drawings, assembly drawings, and installation drawings.
Flexible lines must be installed with
a slack of 5 to 8 percent of the length.
Airworthiness Directives are issued primarily to
correct an unsafe condition.
If you double the radius of the cross sectional area of a coil inductor inductance will
increase by a factor of 4
Who may perform a 14 CFR Part 91 100-hour inspection on a reciprocating engine?
Any certified mechanic with a powerplant rating.
In order to reconstruct lost or destroyed aircraft maintenance records, what is it necessary to establish?
Total time-in-service of the airframe.
In what type of electrical diagram are images of components used instead of conventional electrical symbols?
an installation diagram
When flaring aluminum tubing for use with AN fittings, the flare angle must be
37°.
Aviation Maintenance Alerts (formerly General Aviation Airworthiness Alerts) provide what?
provide information about aircraft problems and suggested corrective actions.
What may result if water is added to a nickel cadmium battery when it is not fully charged?
Excessive spewing is likely to occur during the charging cycle.
How long does the holder of a certificate issued under 14 CFR part 65 have to notify the FAA after any change in permanent mailing address?
30 days.
Who is responsible for upkeep of the required maintenance records for an aircraft?
The aircraft owner or operator.
What is the class of working drawing which includes all necessary information for a part or an assembly in the final position in the aircraft?
installation drawing
Scratches or nicks on the straight portion of aluminum alloy tubing may be repaired if they are no deeper than
10 percent of the wall thickness.
What is the maintenance recording responsibility of the person who complies with an Airworthiness Directive?
Make an entry in the maintenance record of that equipment
The working voltage of a capacitor in an ac circuit should be what percent?
at least 50 percent greater than the highest applied voltage.
14 CFR part 65 subpart E contains information for the certification of
repairmen
During an annual inspection, if a defect is found which makes the aircraft unairworthy, the person disapproving must
provide a written notice of the defect to the owner.
What type of drawing line consists of alternating long and short lines?
Center.
The installation of a new metal hydraulic line should be made with
enough bends to allow the tube to expand and contract with temperature changes and to absorb vibration.
Which regulation provides information regarding instrument range markings for an airplane certificated in the normal category?
14 CFR Part 23.
In nickel cadmium batteries, a rise in cell temperature
causes a decrease in internal resistance
Who should initiate filling in FAA Form 337 associated with major repair work to control system linkages?
The certified airframe mechanic who performed the maintenance actions required.
Each person performing an annual or 100-hour inspection shall use a checklist that contains at least those items in the appendix of
14 CFR Part 43.
What type of sections illustrate particular parts of an object?
Removed.
Excessive stress on fluid or pneumatic metal tubing caused by expansion and contraction due to temperature changes can best be avoided by
providing bends in the tubing.
What does the Type Certificate Data Sheet designation code '2 PCSM' mean?
Two place (number of seats), closed, sea, monoplane
In a series RL circuit, the current increases to approximately _____ percent of its full value in 1 time constant after the circuit is closed.
63
When may an otherwise qualified mechanic who does not read, write, speak, and understand the English language be eligible to apply for a mechanic certificate?
When employed outside the United States by a US air carrier
For aircraft operated under Part 91, which of the following records must be retained and transferred with the aircraft when it is sold?
Records of the current status of applicable ADs, and date and time when recurring ADs are next due
What is used to indicate that a surface must be machine finished?
Finished marks.
When a Teflon hose has been in service for a time, what condition may have occurred and/or what precaution should be taken when it is temporarily removed from the aircraft?
The hose may have developed a set, or have been manufactured with a pre-set shape, and must be supported to maintain its shape.
When must a Service Bulletin (SB) be complied with
only when referred to in an Airworthiness Directive (AD).