43.13 Ex8

Question 1

Brazing off steel joints in aircraft primary structural members may be acceptable under certain conditions. What is the most importantly consideration in brazing a primary structural member?
A. The brazing alloy used is the same as the original
B. Brazing was the original method of construction
C. The steel is not heated until it loses its heat treating

Answer 1

A. The brazing alloy used is the same as the original

Question 2

Repairs to tubular engine mounts may be repairs by using a larger diameter replacement tube telescoped over the stub of the original member and welded in place. How is the replacement tube preferably cut?
A. Diagonally cut at 45
B. Fish mouth cut at 30
C. Perpendicular cut at 90

Answer 2

B. Fish mouth cut at 30

Question 3

Based on a lap weld joint steel tubing, which of the following would have a greater strength?
A. Scarf weld at 30
B. Fish mouth at 45
C. Scarf weld at 45

Answer 3

A. Scarf weld at 30

Question 4

A major repair to a structural component is presented to you for inspection and approval. You find that a number of rivets were installed in place of several spot welds that had been opened during the repair. With regard to the replacement of the spot welds with rivets, the repair would
A. Require 50% more rivets that the original number of welds
B require specific approval by an authorized rep of the FAA
C not be acceptable, spot welds may not be rejoined using rivets

Answer 4

B. Require specific approval by an authorized rep of the FAA

Question 5

During a sheet metal repair a row of 2017 rivets installed by the aircraft manufacture were replaced by an equal number of 2117 rivets of the same diameter by the person making the repairs. Would you as an AI, approve the repair of it is otherwise eligible for the return to service?
A yes, the strength of 2117 rivets is greater than that of 2017 rivets
B. No, the strength of the 2117 rivets is less that that of th 2017
C. Yes, the strength of 2117 rivets is equal to that of 2017 rivets.

Answer 5

B.no, the strength of 2117 rivets is less than that of 2017 rivets

Question 6

You as the holder of an IA are inspecting major repair to an aircraft where the work was accomplished, using previously approved data based on the manufacturer structure repair manual. However, the person making the repair deviated from the data. This was done by substituting a row of 24AN 470–4 rivets that attaches the redder skin to the redder ribs with 24 mechanically, locking blind rivets in view of this change to the repair, what action would you take?
A.approve the repair
B.reject the repair
C.require additional approval

Answer 6

B. Reject the repair, the use of blind rivets would be a major repair by itself.

Question 7

When inspecting turnbuckles, what is the maximum number of threads that may be exposed on either side of the turnbuckle barrel?
A.2
B.3
C.6

Answer 7

B.3

Question 8

When inspecting turnbuckles, what is the minimum number of terms of safety wire for a double wrap?
A.3
B.4
C.5

Answer 8

B.4

Question 9

If a complete listing of required equipment is not found in the type of certificate data sheet that a document could be found in
A.aircraft part catalog
B.aircraft maintenance manual
C.approved flight manual

Answer 9

C.approved flight manual

Question 10

For airplanes that that do not have an approved aircraft flight manual, equipment required by the certification regulation to be on the airplane during the calculation of the certification, empty weight, may be found in which document?
A.manufacturers equipment list
B.type certificate data sheets
C.master minimum equipment list

Answer 10

A.manufacturers equipment list

Question 11

You have been asked to inspect a major repair which involves fabrication and replacement of a 3/32 inch 7 x 7 control cable. The cable is fabricated using 3–32 inch AN667 Swaged terminal ends. To check the diameter of the terminal, you could use a go/no go gauge or.
A micrometer
b. Feeler gauge.
C. Depth gauge.

Answer 11

A micrometer

Question 12

Close tolerance bolts are used in high-performance aircraft and applications where the bolted joint is subject to severe load reversal and vibration. Which of the following bolts may be substitute for close tolerance bolts?
A.no substitution may be made
B.AN3 through AN20 hex head bolts
C. AN 21 through a N 36 clevis bolts

Answer 12

B. AN3 through AN20 hex head bolts

Question 13

During an annual inspection, the pilot seatbelt is found to be in questionable condition. The belt is identified on the label as a TSO – C 22 but does not show the TSO rating. The owner wishes to have the belt tested rather than replaced. At what tensile load should the belt be tested?
A.1250 pounds
B.1500 pounds
C.1750 pounds

Answer 13

B.1500 pounds

Question 14

What document could be referenced to determine if an aircraft is eligible for ski installation?
A.aircraft airworthiness certificate
B type certificate data sheets
C.advisory circular AC43.13–2 a

Answer 14

B.type certificate data sheets

Question 15

At what static test loads should a banner tow hitch be tested to ensure structural integrity of aircraft structure?
A.1.5 times
B.2.0 times
C.2.5 times

Answer 15

B.2.0 times the operating weight of the banner

Question 16

While performing an annual inspection, would a maintenance manual, or a section there of, be required if the scope in detail of FAR 43, appendix D is adhered to?
A.Maintenance manuals are optional if an equivalent procedure is used
B, do they are required when part of an approved inspection program
C.they require required if a mandatory by the type of certificate data sheet

Answer 16

C.they are required if made mandatory by the type certificate data sheet

Question 17

When considering major repairs, data presented in an advisory circular is
A.acceptable to the administrator if so stated in the text of the AC
B.approved by the administrator
C.acceptable to the administrator

Answer 17

C.acceptable to the administrator

Question 18

What is the maximum differential pressure allowed when performing a compression check on the reciprocating engine?
A 30%
B.25%
C.20%

Answer 18

B.25%

Question 19

During the compression check on a reciprocating engine, what would be the most frequent cause of a compression leak?
A. Piston rings
B. Valve blow by
C. Faulty spark plugs

Answer 19

B. Valve blow by

Question 20

When selecting replacement rivets for a repair, to achieve correct joint strength, the rivets
A. Should be the same size and strength if possible
B. Should be the same strength as the metal structure
C. Should be of greater strength than the metal strength

Answer 20

A. Should be the same size and strength if possible

Question 21

What is the diameter of an AN470AD4-4 rivet?
A. 4/16
B. 4/32
C. 4/8

Answer 21

B 4/32

Question 22

What is the dimension for the height of the shop head of an AN470AD4-4 rivet?
A. .0625
B. .125
C. .25

Answer 22

A. .0625

Question 23

If the dimension for the height of the ship head is calculated correctly for an An470ad3-4 rivet, which of the following would be a correct statement if the ship head measures .045?
A. The ship head would be too thick
B. The shop head would be too thin
C. The shop head measurement would be acceptable

Answer 23

B. The shop head would be too thin

Question 24

Which of the following should the shop head of a a N470AD 4–4 measure in diameter?
A..125
b..1875
C..0625

Answer 24

b..1875

Question 25

Using flesh rivets on a flat sheet metal layout, the minimum spacing of the rivets should be A 3x the diameter of the rivet B.2X the diameter of the rivet C.4X the diameter of the rivet

Answer 25

A 3X the diameter of the rivet

Question 26

What size bolt has a diameter of . 1875? A.AN6 B. AN3. C.AN4

Answer 26

B.AN3

Question 27

A major repair requires .3281 holes. Which of the following drills would be selected to achieve this hole size? A.5/16 b.21/64 C.11/32

Answer 27

b.21/64

Question 28

The size A drillbit is .0004 less than a 15/16 drillbit. What is the dimension of the size A drillbit? A..234375 b..233975 C..234775

Answer 28

b..233975

Question 29

The size a drillbit is .0035 less than a 5/32 drillbit. What is the dimensions of the size a drillbit? A..15625 b..15275 C..15975

Answer 29

b..15275

Question 30

The size O drillbit is .0035 larger than a 5/16 drillbit. What is that a dimension of the size O drillbit? A..3125 b..316 C..309

Answer 30

b..316

Question 31

What is 29°C in Fahrenheit? .86.2 B.84.2 C.81.4

Answer 31

B.84.2

Question 32

What is 18°C in Fahrenheit? A.60 B.64 C.68

Answer 32

B.64

Question 33

What is 15°C in Fahrenheit? A 59 B.68 C.55

Answer 33

A.59

Question 34

What is 82°F in Celsius? A 24.4 B.26.8 C.28

Answer 34

C.28

Question 35

A sheet metal repair is presented to you for inspection. The repair involves a splice on an intermediate frame using a single lap joint, 2017 ALCLAD sheet aluminum, .040 inch thick with a 1/8 inch 2117 a D protruding head rivets What is the minimum number of rivets per inch required for the splice? A.3.7 B.4.0 C.6.2

Answer 35

A.3.7 Pick the lowest number “per inch”

Question 36

A sheet metal repair is presented to you for inspection. The repair was to a single lap sheet joint of 5052H14 sheet aluminum .091 inches thick. The repair involved with the replacement of 2117 A.D. protruding head rivets with a N3 bolts how many bolts should be installed per inch of width A.2.4 B.3.2 C.4.0

Answer 36

A.2.4 use lowest answer

Question 37

A major repair stringers place requires the use of 1/8 protruding head rivets. The material is 5052 and has a thickness of .015 with a W equal to 1/2 inch how many rivets are required? A.3 B.4 C.5

Answer 37

A.3 use the lowest answer

Question 38

A major repair stringer splice requires the use of 5–30/ second 2117 A.D. protruding head rivets. The material is 5052 alloy with thickness of .051 with a W equal to 1/2 inch how many rivets are required? A.2 B.3 C.4

Answer 38

A.2 use the lowest number

Question 39

Refer to Exhibit 5. As an IA, you should have a major repair for a stringer single lap joint that requires the use of…… How many rivets on either side of the cut in the stringer? A.3 B.5 C.10

Answer 39

B.5 if it says, referred to Exhibit 5, select the number 5

Question 40

A sheet metal repair is presented to you for inspection. It involves a splice of bear 2024 – T3 sheet aluminum .064…… How many rivets are required for a W equal to 1/2 inch? A.3 B.5 C.10

Answer 40

B.5. If you see 3 5 and 10 as the answers pick five.

Question 41

A sheet metal repair is presented to you for inspection. The repair involves installation of 4 bolts in place of the required number of rivets. If the repair was eligible for return to service, how would you proceed? A.disapprove the repair bolts may not be used to replace rivets in the thickness of aluminum sheet B approved the repair, the substitution of the rivets with the bolt exceeds the strength of the rivets C dot disapproved the repair, the number of bolts per inch of width is too few

Answer 41

A.disapprove the repair, bolts may not be used to replace rivets in this thickness of aluminum sheet

Question 42

A turn buckle on a 5/32 cable, safety with a single wrap of stainless steel wire, must have wire of at least what diameter? A..030 B..040 C..057

Answer 42

C..057

Question 43

What type of wrap would you consider acceptable when using .040 inch stainless steel safety wire to safety turn buckles on 5/32 cable? A. Single wrap B.double wrap C..040 into stainless steel safety wire is not approved to safety turnbuckles on 5/32 inch cable

Answer 43

b.double wrap

Question 44

You have been asked to inspect a major repair which involves the fabrication and replacement of 3/32 inch 7 x 7 control cable. The cable is fabricated using 3/32 inch AN667 swage terminal ends. What is the diameter of a properly wage terminal of this size? A..190 B..250 C..500

Answer 44

A..190

Question 45

You have been asked to inspect a major repair which involves a fabrication and replacement of 5/32 inch 7 x 19 control cable. The cable is fabricated using 5/32 inch 8N667 swage terminal ends. What is the diameter of a properly swaged terminal of this size A.190 b..250 C..500

Answer 45

b..250

Question 46

What is the proof loading of a swage one/16 7 x 7 cable A 480 pounds B.360 pounds C.288 pounds

Answer 46

C.288 pounds

Question 47

What is the proof loading of a wage one/8 7 x 19 cable? A.1200 pounds B.1500 pounds C 2000 pounds

Answer 47

A.1200 pounds

Question 48

When preparing a MS206681/8 7 x 19 cable what is the correct length the wage must be made? A.1.188 B.1.438 C.1.688

Answer 48

B.1438

Question 49

You are inspecting an installation involving the use of MIL – H – 8794–5 hydraulic hose. The system operates at a maximum of 2000 psi. A.2.75 inch minimum bend radii B.3.24 inch minimum bend radii C. 6.5 inch minimum bend radii

Answer 49

B.3.24 inch minimum bend radius 2000 psi plus one equals three

Question 50

You are inspecting an installation involving the use of MIL – H– 87 94–5 hydraulic hose. The system operates at a maximum of 1000 psi. A. 1.7 inch band radius. B 2.0 inch bend radius C.3.37 inch bend radius

Answer 50

B 2.0 inch bend radius 1000 psi plus one equals two

Question 51

When a non-flex hose angle of band increases, what happens to the minimum bend radius? A increases B.decreases C.remains constant

Answer 51

C.remains constant

Question 52

As the flexing range increases, what happens to the minimum bend radius? A. Increases B decreases C.remains the same

Answer 52

A increases

Question 53

What is the relationship of the band radius of a MIL – H – 8794–5 hose operating at 3000 psi with a 90° flexing range, compared to the same hose at maximum operating psi with no flexing? The bend radius on the flexible hose would. A increase B decrease C.remain constant

Answer 53

A increase

Question 54

Which MIL – H– 87 94–5 hose has a longer minimum bend radius at 3000 psi non-flex hose or flexible hose with a 90° flexing range? A non-flex hose B flexible hose C.minimum bend radius would be the same for non-flex as flexible

Answer 54

B flexible hose

Question 55

What would the difference in the band radius between a –5 flex line installed with a 90° flexing range at 600 psi compared to the same hose with no flexing at maximum operating psi the flexing installation would A have a smaller minimum radius B have the same minimum bend radius as the hose with no flexing C have a larger minimum band radius

Answer 55

A have a smaller minimum bend radius

Question 56

Working as an IA, you were inspecting repair that you were required the replacement of the power supply cable to the flap motor. The cable required is 15 feet and length carrying 12 V 15 A what would be the initial wire size selection for this repair? A AN-12 B AN-14 C AN-16

Answer 56

B AN-14

Question 57

What would be the amp load for a #22 wire? A 7 Amps B 5 Amps C3.5 Amps

Answer 57

C 3.5 Amps 7×5 = 35

Question 58

A circuit is considered to be continuous when the current flow exceeds A one minute B two minutes C.5 minutes

Answer 58

B.2 minutes

Question 59

When determining correct wire size, the IMAX is the A maximum length B current that can be carried after all derating factors are applied C.the current system must carry

Answer 59

B.current that can be carried after all derating factors applied IMAX equals maximum allowable current……… Allowed/can go to the IMAX theater

Question 60

When determining correct wire size for a wiring installation, what is IMAX? A.maximum allowable current B.maximum ambient temperature C.maximum conductor temperature

Answer 60

A maximum allowable current

Question 61

When selecting an electrical conductor that will operate an elevated temperature, the T2 factor requires what value for its determination A.constant 234.5 C B.L2 maximum allowable run length C.IMAX maximum allowable current

Answer 61

C.IMAX maximum allowable current or T1, TR, or I2

Question 62

What would be the value of T2 with the given information? A.179 B.197 C.154

Answer 62

B.197 197T2=1972

Question 63

When selecting a wire from the continuous flow conductor chart, L1 is A always equal to the length of the required run B.the maximum run of the selected wire C.less than the maximum run of the selected wire

Answer 63

B.the maximum run of the selected wire

Question 64

Wires in a bundle are A less efficient than a free air B.more efficient than in free air C.have the same efficiency as in free air

Answer 64

A less efficient than in free air

Question 65

If the electrical load increases two wires and a bundle, the current carrying capacity for each individual wire would A increase B.decrease C.remain the same

Answer 65

B.decrease

Question 66

A piece of equipment weigh 6.5 pounds is to be installed aft of the crew compartment on a rotorcraft certified under 14 CFR part 27 what is the forward static load test to ensure structural integrity for this piece of equipment? A 26 pounds B 39 pounds C.58.5 pounds

Answer 66

A.26 pounds

Question 67

Article weigh 6.5 pounds is installed with a rotorcraft part 27 cabin. What is the static test load? A 63 pounds B.104 pounds C 130 pounds

Answer 67

B, 104 pounds

Question 68

What publication is an acceptable document for obtaining load factors when computing static load test for equipment installations in US certification aircraft? A.AC 43.13–2A B.aircraft flight manual C type certificate data sheet

Answer 68

A. AC 43.13–2A AC equals AC Acceptable equals AC43.13–2A

Question 69

Static test load factors are the ultimate load factors multiplied by prescribed, casting, fitting, bearing, and other special factors where no special factors apply, the static test load factors are equal to the A Limit load factors B.ultimate load factors C.critical load factors

Answer 69

B.ultimate load factors Ultimate load factors = ultimate load factors

Question 70

When installing additional equipment in an aircraft, if not otherwise specified the ultimate factor used in the static load test is A 4X the weight of the equipment B.variable, depending on the direction of the applied force C.the limit load factor multiplied by 1.5

Answer 70

C.the limit load factor multiplied by 1.5

Question 71

What are the minimum requirements to operate a gyroscopic instrument at the proper speed? A.minimum required vacuum and rated CFM B.a flow requirement of .50 ft.³ per minute and a pressure drop of 2.00 in HG C.a flow requirement of 2.30 ft.³ per minute and a pressure drop of 4.0 in HG

Answer 71

A minimum required vacuum and rated CFM

Question 72

The vacuum pump of a vacuum instrumentation system must be able to deliver what A. enough vacuum required to operate the maximum number of instruments and negative pressure B.system minimum pressure differential at required airflow rate per minute C.maximum negative pressure to run total instruments plus pressure drop in plumbing

Answer 72

B system minimum pressure differential required airflow rate per minute

Question 73

What are the minimum requirements to operate a gyroscopic instrument at the proper speed? A.enough vacuum required to operate the maximum number of instruments in positive pressure B.a vacuum required to operate the minimum number of instruments and positive pressure C.maximum negative pressure to run total in instruments, plus pressure drop and plumbing

Answer 73

A.enough vacuum required to operate the maximum number of instruments in positive pressure Maximum positive

Question 74

A vacuum driven Gyro system was installed in accordance with an STC, with the exception of a 90° elbow being added. The system utilized a 1/2 inch .042 line and four CFM what would be the pressure drop across the elbow? A .42 B .62 C.1.217

Answer 74

B. .62.

Question 75

A vacuum driven Gyro system was installed in accordance with the STC, with the exception of a 90° elbow being added the system utilized a 1/4, .035 line and four CFM. What would be the pressure drop across the elbow? A .28 B 1.32 C .56

Answer 75

A .28