43.13 Ex8 Flashcards
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
A. The brazing alloy used is the same as the original
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
B. Fish mouth cut at 30
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
A. Scarf weld at 30
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
B. Require specific approval by an authorized rep of the FAA
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.
B.no, the strength of 2117 rivets is less than that of 2017 rivets
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
B. Reject the repair, the use of blind rivets would be a major repair by itself.
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
B.3
When inspecting turnbuckles, what is the minimum number of terms of safety wire for a double wrap?
A.3
B.4
C.5
B.4
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
C.approved flight manual
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
A.manufacturers equipment list
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.
A micrometer
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
B. AN3 through AN20 hex head bolts
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
B.1500 pounds
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
B.type certificate data sheets
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
B.2.0 times the operating weight of the banner
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
C.they are required if made mandatory by the type certificate data sheet
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
C.acceptable to the administrator
What is the maximum differential pressure allowed when performing a compression check on the reciprocating engine?
A 30%
B.25%
C.20%
B.25%
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
B. Valve blow by
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
A. Should be the same size and strength if possible
What is the diameter of an AN470AD4-4 rivet?
A. 4/16
B. 4/32
C. 4/8
B 4/32
What is the dimension for the height of the shop head of an AN470AD4-4 rivet?
A. .0625
B. .125
C. .25
A. .0625
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
B. The shop head would be too thin
Which of the following should the shop head of a a N470AD 4–4 measure in diameter?
A..125
b..1875
C..0625
b..1875
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
A 3X the diameter of the rivet
What size bolt has a diameter of . 1875?
A.AN6
B. AN3.
C.AN4
B.AN3
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
b.21/64
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
b..233975
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
b..15275
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
b..316
What is 29°C in Fahrenheit?
.86.2
B.84.2
C.81.4
B.84.2
What is 18°C in Fahrenheit?
A.60
B.64
C.68
B.64
What is 15°C in Fahrenheit?
A 59
B.68
C.55
A.59
What is 82°F in Celsius?
A 24.4
B.26.8
C.28
C.28
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
A.3.7
Pick the lowest number “per inch”
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
A.2.4 use lowest answer
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
A.3 use the lowest answer
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
A.2 use the lowest number
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
B.5 if it says, referred to Exhibit 5, select the number 5
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
B.5. If you see 3 5 and 10 as the answers pick five.
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
A.disapprove the repair, bolts may not be used to replace rivets in this thickness of aluminum sheet
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
C..057
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
b.double wrap
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
A..190
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
b..250
What is the proof loading of a swage one/16 7 x 7 cable
A 480 pounds
B.360 pounds
C.288 pounds
C.288 pounds
What is the proof loading of a wage one/8 7 x 19 cable?
A.1200 pounds
B.1500 pounds
C 2000 pounds
A.1200 pounds
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
B.1438
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
B.3.24 inch minimum bend radius
2000 psi plus one equals three
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
B 2.0 inch bend radius
1000 psi plus one equals two
When a non-flex hose angle of band increases, what happens to the minimum bend radius?
A increases
B.decreases
C.remains constant
C.remains constant
As the flexing range increases, what happens to the minimum bend radius?
A. Increases
B decreases
C.remains the same
A increases
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
A increase
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
B flexible hose
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
A have a smaller minimum bend radius
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
B AN-14
What would be the amp load for a #22 wire?
A 7 Amps
B 5 Amps
C3.5 Amps
C 3.5 Amps
7×5 = 35
A circuit is considered to be continuous when the current flow exceeds
A one minute
B two minutes
C.5 minutes
B.2 minutes
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
B.current that can be carried after all derating factors applied
IMAX equals maximum allowable current……… Allowed/can go to the IMAX theater
When determining correct wire size for a wiring installation, what is IMAX?
A.maximum allowable current
B.maximum ambient temperature
C.maximum conductor temperature
A maximum allowable current
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
C.IMAX maximum allowable current or T1, TR, or I2
What would be the value of T2 with the given information?
A.179
B.197
C.154
B.197
197T2=1972
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
B.the maximum run of the selected wire
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
A less efficient than in free air
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
B.decrease
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
A.26 pounds
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
B, 104 pounds
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
A. AC 43.13–2A
AC equals AC
Acceptable equals AC43.13–2A
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
B.ultimate load factors
Ultimate load factors = ultimate load factors
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
C.the limit load factor multiplied by 1.5
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
A minimum required vacuum and rated CFM
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
B system minimum pressure differential required airflow rate per minute
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
A.enough vacuum required to operate the maximum number of instruments in positive pressure
Maximum positive
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
B. .62.
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
A .28
