Sheetmetal and non sheetmetalic structure

30問 • 1年前

ユーザ名非公開

通報

問題一覧

The shop head of a rivet should be

One and one-half times the diameter of the rivet shank

The aluminum alloys used in aircraft construction are usually hardened by which method?

Heat treatment

Repairing advanced composites using materials and techniques traditionally used for fiberglass repairs is likely to result in

an unairworthy repair

What reference tool is used to determine how the fiber is to be oriented for a particular ply of fabric?

Warp clock (or compass)

The flat layout or blank length of a piece of metal from which a simple L-shaped bracket 3 inches by 1 inch is to be bent depends upon the radius of the desired bend. The bracket which will require the greatest amount of material is one which has a bend radius of

1/8 inch

Proper pre-preg composite lay-up curing is generally accomplished by 1. Applying external heat 2. Room temperature exposure 3. Adding a catalyst or curing agent to the resin 4. Applying pressure

1 and 4

Which rivet is used for riveting magnesium alloy structures?

5056 aluminum

Rivet pitch is the distance between the

Centers of adjacent rivets in the same row

A category of plastic material that is capable of softening or flowing when reheated is described as a

Thermoplastic

The length of a rivet to be used to join a sheet of .032- inch and .064-inch aluminum alloy should be equal to

One and one-half times the rivet diameter plus .096 inch

One method of inspecting a laminated fiberglass structure that has been subjected to damage is to

Strip the damaged area of all paint and shine a strong light through the structure

Which of the following are generally characteristic of aramid fiber (Kevlar) composites? 1. High tensile strength 2. Flexibility 3. Stiffness 4. Corrosive effect in contact with aluminum 5. Ability to conduct electricity

1 and 2

Select the alternative which best describes the function of the flute section of a twist drill

Forms the cutting edges of the drill point

Which rivets should be selected to join two sheets of .032-inch aluminum?

MS20470AD-4-4

Which of these methods may be used to inspect fiberglass/ honeycomb structures for entrapped water? 1. Acoustic emission monitoring 2. X-ray 3. Backlighting

2 and 3

The preferred way to make permanent repairs on composites is by

Laminating on new repair plies

Which of the following need not be considered when determining minimum rivet spacing?

Rivet length

Unless otherwise specified, the radius of a bend is the

Inside radius of the metal being formed

A sheet metal repair is to be made using two pieces of 0.040-inch aluminum riveted together. All rivet holes are drilled for 3/32-inch rivets. The length of the rivets to be used will be

¼ inch

The length of rivet to be chosen when making a structural repair that involves the joining of 0.032- sheet, drilled with a No. 30 drill, is

5/16 inch

A single-lap sheet splice is to be used to repair a section of damaged aluminum skin. If a double row of 1/8-inch rivets is used, the minimum allowable overlap will be

13/16 inch

When an MS20470D rivet is installed, its full shear strength is obtained

Only after a period of age hardening

What is the minimum edge distance allowed for aluminum alloy single lap sheet splices containing a single row of rivets as compared to a joint with multiple rows, all rivets being equal I diameter?

The minimum edge distance for the single row is equal to that for the multiple row

What is generally the best procedure to use when removing a solid shank rivet?

Drill to the base of the manufactured rivet head with a drill one size smaller than the rivet shank and remove the rivet with a punch

Which part (s) of a semi-monocoque fuselage prevents (s) tension and compression from bending the fuselage?

Longerons and stringers

Which procedure is correct when using a reamer to finish a drilled hole to the correct size?

Turn the reamer only in the cutting direction

Which of the following, when added to wet resins, provide strength for the repair of damaged fastener holes in composite panels? 1. Microballoons 2. Flox 3. Chapped fibers

2 and 3

When inspecting a composite panel using the ring test/tapping method, a dull thud may indicate

Separation of the laminates

The dimensions of an MS20430AD-4-8 rivet are

1/8 inch in diameter and1/2 inch long

Joggles in removed rivet shanks would indicate partial

Shear failure

airlaw

airlaw

pcar & afcar

pcar & afcar

new set

new set

human factor

human factor

human factor 2

human factor 2

Engine instrument system

ユーザ名非公開 · 54問 · 1年前

Engine instrument system

Propellers

Propellers

Propellers (2)

Propellers (2)

Induction and engine airflow system

ユーザ名非公開 · 42問 · 1年前

Induction and engine airflow system

42問 • 1年前

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Ignition starting system

ユーザ名非公開 · 100問 · 1年前

Ignition starting system

100問 • 1年前

ユーザ名非公開

Ignition starting system (2)

ユーザ名非公開 · 29問 · 1年前

Ignition starting system (2)

Auxiliary power unit

Auxiliary power unit

Reciprocating engines

ユーザ名非公開 · 100問 · 1年前

Reciprocating engines

Turbine engines

Turbine engines

Turbine engines (2)

Turbine engines (2)

Fuel metering systems

ユーザ名非公開 · 98問 · 1年前

Fuel metering systems

98問 • 1年前

ユーザ名非公開

Aircraft landing gear system

ユーザ名非公開 · 79問 · 1年前

Aircraft landing gear system

79問 • 1年前

ユーザ名非公開

Sheetmetal & Non sheetmetalic structure

ユーザ名非公開 · 100問 · 1年前

Sheetmetal & Non sheetmetalic structure

Aircraft fuel system

Aircraft fuel system

問題一覧

The shop head of a rivet should be

One and one-half times the diameter of the rivet shank

The aluminum alloys used in aircraft construction are usually hardened by which method?

Heat treatment

Repairing advanced composites using materials and techniques traditionally used for fiberglass repairs is likely to result in

an unairworthy repair

What reference tool is used to determine how the fiber is to be oriented for a particular ply of fabric?

Warp clock (or compass)

1/8 inch

Proper pre-preg composite lay-up curing is generally accomplished by 1. Applying external heat 2. Room temperature exposure 3. Adding a catalyst or curing agent to the resin 4. Applying pressure

1 and 4

Which rivet is used for riveting magnesium alloy structures?

5056 aluminum

Rivet pitch is the distance between the

Centers of adjacent rivets in the same row

A category of plastic material that is capable of softening or flowing when reheated is described as a

Thermoplastic

The length of a rivet to be used to join a sheet of .032- inch and .064-inch aluminum alloy should be equal to

One and one-half times the rivet diameter plus .096 inch

One method of inspecting a laminated fiberglass structure that has been subjected to damage is to

Strip the damaged area of all paint and shine a strong light through the structure

1 and 2

Select the alternative which best describes the function of the flute section of a twist drill

Forms the cutting edges of the drill point

Which rivets should be selected to join two sheets of .032-inch aluminum?

MS20470AD-4-4

Which of these methods may be used to inspect fiberglass/ honeycomb structures for entrapped water? 1. Acoustic emission monitoring 2. X-ray 3. Backlighting

2 and 3

The preferred way to make permanent repairs on composites is by

Laminating on new repair plies

Which of the following need not be considered when determining minimum rivet spacing?

Rivet length

Unless otherwise specified, the radius of a bend is the

Inside radius of the metal being formed

A sheet metal repair is to be made using two pieces of 0.040-inch aluminum riveted together. All rivet holes are drilled for 3/32-inch rivets. The length of the rivets to be used will be

¼ inch

The length of rivet to be chosen when making a structural repair that involves the joining of 0.032- sheet, drilled with a No. 30 drill, is

5/16 inch

A single-lap sheet splice is to be used to repair a section of damaged aluminum skin. If a double row of 1/8-inch rivets is used, the minimum allowable overlap will be

13/16 inch

When an MS20470D rivet is installed, its full shear strength is obtained

Only after a period of age hardening

What is the minimum edge distance allowed for aluminum alloy single lap sheet splices containing a single row of rivets as compared to a joint with multiple rows, all rivets being equal I diameter?

The minimum edge distance for the single row is equal to that for the multiple row

What is generally the best procedure to use when removing a solid shank rivet?

Drill to the base of the manufactured rivet head with a drill one size smaller than the rivet shank and remove the rivet with a punch

Which part (s) of a semi-monocoque fuselage prevents (s) tension and compression from bending the fuselage?

Longerons and stringers

Which procedure is correct when using a reamer to finish a drilled hole to the correct size?

Turn the reamer only in the cutting direction

Which of the following, when added to wet resins, provide strength for the repair of damaged fastener holes in composite panels? 1. Microballoons 2. Flox 3. Chapped fibers

2 and 3

When inspecting a composite panel using the ring test/tapping method, a dull thud may indicate

Separation of the laminates

The dimensions of an MS20430AD-4-8 rivet are

1/8 inch in diameter and1/2 inch long

Joggles in removed rivet shanks would indicate partial

Shear failure