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29 Cards in this Set
- Front
- Back
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What is the basic unit of heat in the metric system?
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Calorie
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How much heat energy is in a small calorie?
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Amount of heat energy that will raise the temp of 1 gram of water 1 degree celsius
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How much heat energy is in a large calorie?
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Amount of heat energy that will raise the temp of 1 kilogram of water 1 degree celsius
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What is the first law of thermodynamics?
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Heat energy cannot be created or destroyed, only changed in form.
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What is the second law of thermodynamics?
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Heat energy can flow from a body having a high temp to a body having having a lower temp.
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What is an example of heat transfer by conduction?
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Removal of heat from an engine cylinder by air flowing over its surface.
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What is an example of heat transfer by convection?
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The uniform heating of air in a room by a floor heater. Hot air rises and cool air sinks down.
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What is an example of heat transfer by radiation?
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The heating of the earth's surface by heat transmitted through space from the sun.
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What is meant by the stagnation point of an airfoil?
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The point on the leading edge of an airfoil at which the airflow separates, some flowing over the top and some over the bottom.
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What is the difference between speed and velocity?
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Speed is the rate at which an object is moving. Velocity is the vector quantity the expresses the rate and direction an object is moving.
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What are aircraft specifications?
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Basically the same as TCDS but are issued for aircraft, engines, and props certified under Air Commerce Regulations.
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What document specifies type of fuel to be used in an aircraft?
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TCDS
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What document would you use to find the control surface movement for a specified airplane?
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TCDS
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Why is it necessary to refer to the TCDS when conducting a 100 hour inspection?
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The TCDS includes specifications required tor the aircraft to maintain airworthy status.
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Who issues a service bulletin and what is its purpose?
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Issued by the manufacturer, used to outline procedures to make the product operate more efficiently or safer.
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May the data in an aircraft maintenance manual be used as approved data for a repair?
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Yes. It is FAA approved data.
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Where would you find the dimentional tolerances for the wrist pin fit in an aircraft engine?
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In the overhaul manual.
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What are "instructions for continued airworthiness"?
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A document prepared by the operator of a helicopter and approved by the FAA that explains the maintenance that will be performed. IT is described in FAR part 27 apendix A.
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What is an Approved Flight Manual (APM) or Pilot's Operating Handbook (POH)?
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Required documents that must be carried in an aircraft that lists the operating limits specific to the aircraft and engines.
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Are instructions included in The Federal Regulations Mandatory or optional?
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Mandatory.
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What is the purpose of FAR part 43?
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It describes maintenance, preventative maintenance, rebuilding, and alteration of certificated aircraft.
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Who is authorized to perform preventative maintenance on an aircraft that is not flown under part 121, 127, 129, or 135?
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The holder of a pilot certificate that flies that particular aircraft.
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What is the purpose of an AD?
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It provides provides guidance and info to owners and operators of aircraft informing them of a condition that makes the aircraft unairworthy.
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How is information on an AD disseminated?
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It is printed and distributed by mail to registered owners and known operators of the products affected.
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How can you get information on subscribing to the AD's?
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Contact FAA, manufacturing standards section in Oklahoma city, Oklahoma.
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What can be used in place of the 30 months of experience to qualify to take the mechanic tests?
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A certificate of completion from a certified aviation maintenance school.
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What type of experience is required to take the tests for mechanic certification?
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Practical experience with the procedures, practices, materials, tools, machine tools, and equipment generally used in constructing, maintaining, or altering airframes, or powerplants.
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What tests are used to demonstrate that a mechanic applicant has the proper knowledge?
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The written knowledge tests.
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What tests are used to demonstrate that a mechanic applicant meets the minimum skill requirements?
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The oral and practical tests.
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