Aircraft Drawings Flashcards

1
Q

How many views are required to represent the important details of most aircraft parts?

A

One, two, or three views

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2
Q

What kind of parts can be represented by one view drawings?

A

Parts with uniform thickness, such as shims, plates, and gaskets

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3
Q

What is the name for a part of a drawing used to bring out important details and how is it drawn

A

A detailed view

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4
Q

What is the purpose of the schematic diagram?

A

used for troubleshooting systems

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5
Q

Describe an orthographical projectIon

A

drawing an object using different views at right angles to each other, such as top, front and side view

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6
Q

Why do manufactures you symbols on aircraft drawings?

A

Symbols are a form of short hand, and are used to convey the characteristics of a component with a minimum of drawing

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7
Q

Describe the appearance of lines, used to show, hidden views, alternate positions in the middle of symmetrical objects, and give their proper name

A

Hidden views are shown with hidden lines which are short evenly spaced dashes.

Alternate positions are shown with phantom lines made up of light, alternating long dashes and two short dashes.

Center lines consisting of alternating long and short dashes show the middle of the symmetrical objects.

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8
Q

How can you determine if a drawing has been changed?

A

A record of the changes is listed, either in the revision block or enruled columns.

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9
Q

How are dimensions shown on aircraft drawings and what is the purpose?

A

Dimension lines are usually solid, and generally broken at their midpoint for intersection of the measurement

They provide a means to accurately represent the size of an object

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10
Q

Define tolerance is used on a drawing

A

The tolerance is the difference between the extreme permissible dimensions, which may be found by adding the plus and minus allowances

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11
Q

Define allowance as used on a drawing

A

the difference between the nominal dimension in the maximum and minimum permissible sizes

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12
Q

Define clearance as used on drawing

A

An allowable dimension between two movable parts

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13
Q

What kind of information can be found in a title block?

A

The part or assembly name, drawing size, scale, date, company, name, name, or initials of the person, responsible for creating, or approving the drawing

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14
Q

What is a bill of materials on an aircraft drawing?

A

List of materials and parts needed to fabricators symbol the component or system shown in the drawing

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15
Q

What is the purpose and use of zone numbers on aircraft drawings

A

They provide a means to locate a specific location on the drawing

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