ASA Sheet Metal and Non-Metallic
Structures Exam Questions With Correct
Answers
1 |- |Which |of |these |methods |may |be |used |to |inspect |fiberglass/honeycomb |structures |for |
entrapped |water?
1. |Acoustic |emission |monitoring.
2. |X-ray.
3. |Backlighting. |- |CORRECT |ANSWER✔✔-2 |& |3
2 |- |Which |of |the |following |drill |bit |types |work |best |when |drilling |an |aramid |fiber |(Kevlar(c)) |
composite |laminate? |- |CORRECT |ANSWER✔✔-Carbide |W-Point.
3 |- |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. |- |CORRECT |ANSWER✔✔-1 |& |4
4 |- |A |sheet |metal |repair |is |to |be |made |using |two |pieces |of |0.0625-inch |aluminum |riveted |
together. |All |rivet |holes |are |drilled |for |1/8-inch |rivets. |The |length |of |the |rivets |to |be |used |will |
be |- |CORRECT |ANSWER✔✔-5/16 |inch
5 |- |How |many |of |the |following |are |benefits |of |using |microballoons |when |making |repairs |to |
laminated |honeycomb |panels?
,1. |Greater |concentrations |of |resin |in |edges |and |corners.
2. |Improved |strength |to |weight |ratio.
3. |Less |density
4. |Lower |stress |concentrations |- |CORRECT |ANSWER✔✔-2, |3, |and |4.
6 |- |When |repairing |a |small |hole |on |a |metal |stressed |skin, |the |major |consideration |in |the |
design |of |the |patch |should |be |- |CORRECT |ANSWER✔✔-the |shear |strength |of |the |riveted |joint.
7 |- |Aircraft |structural |units, |such |as |spars, |engine |supports, |etc., |which |have |been |built |up |
from |sheet |metal, |are |normally |- |CORRECT |ANSWER✔✔-repairable, |using |approved |methods
8 |- |Threaded |rivets |(Rivnuts) |are |commonly |used |to |- |CORRECT |ANSWER✔✔-attach |parts |or |
components |with |screws |to |sheet |metal.
9 |- |When |straightening |members |made |of |2024-T4, |you |should |- |CORRECT |ANSWER✔✔-
straighten |cold |and |reinforce
10 |- |The |classification |for |fiberglass |reinforcement |material |that |has |high |resistivity |and |is |the |
most |common |is |- |CORRECT |ANSWER✔✔-E-glass
11 |- |Which |procedure |is |correct |when |using |a |reamer |to |finish |a |drilled |hole |to |the |correct |
size? |- |CORRECT |ANSWER✔✔-Turn |the |reamer |only |in |the |cutting |direction
12 |- |The |markings |on |the |head |of |a |Dzus |fastener |identify |the |- |CORRECT |ANSWER✔✔-body |
diameter, |type |of |head, |and |length |of |the |fastener.
13 |- |Hole |filling |fasteners |(for |example, |MS20470 |rivets) |should |not |be |used |in |composite |
structures |primarily |because |of |the |- |CORRECT |ANSWER✔✔-possibility |of |causing |
delamination.
, 14 |- |Which |rivet |is |used |for |riveting |nickel-steel |alloys? |- |CORRECT |ANSWER✔✔-Monel
15 |- |What |type |loads |cause |the |most |rivet |failures |- |CORRECT |ANSWER✔✔-Shear
16 |- |(Refer |to |question |#8176 |Figure |7.) |What |is |dimension |F?
Setback |at |D |= |.095
Setback |at |E |= |.068
Bend |allowance |at |D |= |.150
Bend |allowance |at |E |= |.112 |- |CORRECT |ANSWER✔✔-5.936
17 |- |Fiberglass |damage |that |extends |completely |through |a |laminated |sandwich |structure |- |
CORRECT |ANSWER✔✔-may |be |repaired
18 |- |Superficial |scars, |scratches, |surface |abrasion, |or |rain |erosion |on |fiberglass |laminates |can |
generally |be |repaired |by |applying |- |CORRECT |ANSWER✔✔-one |or |more |coats |of |suitable |resin |
(room-temperature |catalyzed) |to |the |surface.
19 |- |A |piece |of |flat |stock |that |is |to |be |bent |to |a |closed |angle |of |15° |must |be |bent |through |an |
angle |of |- |CORRECT |ANSWER✔✔-165°.
20 |- |If |a |streamline |cover |plate |is |to |be |hand |formed |using |a |form |block, |a |piece |of |dead |soft |
aluminum |should |first |be |placed |over |the |hollow |portion |of |the |mold |and |securely |fastened |in
|place. |The |bumping |operation |should |be |- |CORRECT |ANSWER✔✔-started |by |tapping |the |
aluminum |lightly |around |the |edges |and |gradually |working |down |into |the |center
21 |- |When |comparing |the |machining |techniques |for |stainless |steel |sheet |material |to |those |for |
aluminum |alloy |sheet, |it |is |normally |considered |good |practice |to |drill |the |stainless |steel |at |a |- |
CORRECT |ANSWER✔✔-lower |speed |with |more |pressure |applied |to |the |drill.
Structures Exam Questions With Correct
Answers
1 |- |Which |of |these |methods |may |be |used |to |inspect |fiberglass/honeycomb |structures |for |
entrapped |water?
1. |Acoustic |emission |monitoring.
2. |X-ray.
3. |Backlighting. |- |CORRECT |ANSWER✔✔-2 |& |3
2 |- |Which |of |the |following |drill |bit |types |work |best |when |drilling |an |aramid |fiber |(Kevlar(c)) |
composite |laminate? |- |CORRECT |ANSWER✔✔-Carbide |W-Point.
3 |- |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. |- |CORRECT |ANSWER✔✔-1 |& |4
4 |- |A |sheet |metal |repair |is |to |be |made |using |two |pieces |of |0.0625-inch |aluminum |riveted |
together. |All |rivet |holes |are |drilled |for |1/8-inch |rivets. |The |length |of |the |rivets |to |be |used |will |
be |- |CORRECT |ANSWER✔✔-5/16 |inch
5 |- |How |many |of |the |following |are |benefits |of |using |microballoons |when |making |repairs |to |
laminated |honeycomb |panels?
,1. |Greater |concentrations |of |resin |in |edges |and |corners.
2. |Improved |strength |to |weight |ratio.
3. |Less |density
4. |Lower |stress |concentrations |- |CORRECT |ANSWER✔✔-2, |3, |and |4.
6 |- |When |repairing |a |small |hole |on |a |metal |stressed |skin, |the |major |consideration |in |the |
design |of |the |patch |should |be |- |CORRECT |ANSWER✔✔-the |shear |strength |of |the |riveted |joint.
7 |- |Aircraft |structural |units, |such |as |spars, |engine |supports, |etc., |which |have |been |built |up |
from |sheet |metal, |are |normally |- |CORRECT |ANSWER✔✔-repairable, |using |approved |methods
8 |- |Threaded |rivets |(Rivnuts) |are |commonly |used |to |- |CORRECT |ANSWER✔✔-attach |parts |or |
components |with |screws |to |sheet |metal.
9 |- |When |straightening |members |made |of |2024-T4, |you |should |- |CORRECT |ANSWER✔✔-
straighten |cold |and |reinforce
10 |- |The |classification |for |fiberglass |reinforcement |material |that |has |high |resistivity |and |is |the |
most |common |is |- |CORRECT |ANSWER✔✔-E-glass
11 |- |Which |procedure |is |correct |when |using |a |reamer |to |finish |a |drilled |hole |to |the |correct |
size? |- |CORRECT |ANSWER✔✔-Turn |the |reamer |only |in |the |cutting |direction
12 |- |The |markings |on |the |head |of |a |Dzus |fastener |identify |the |- |CORRECT |ANSWER✔✔-body |
diameter, |type |of |head, |and |length |of |the |fastener.
13 |- |Hole |filling |fasteners |(for |example, |MS20470 |rivets) |should |not |be |used |in |composite |
structures |primarily |because |of |the |- |CORRECT |ANSWER✔✔-possibility |of |causing |
delamination.
, 14 |- |Which |rivet |is |used |for |riveting |nickel-steel |alloys? |- |CORRECT |ANSWER✔✔-Monel
15 |- |What |type |loads |cause |the |most |rivet |failures |- |CORRECT |ANSWER✔✔-Shear
16 |- |(Refer |to |question |#8176 |Figure |7.) |What |is |dimension |F?
Setback |at |D |= |.095
Setback |at |E |= |.068
Bend |allowance |at |D |= |.150
Bend |allowance |at |E |= |.112 |- |CORRECT |ANSWER✔✔-5.936
17 |- |Fiberglass |damage |that |extends |completely |through |a |laminated |sandwich |structure |- |
CORRECT |ANSWER✔✔-may |be |repaired
18 |- |Superficial |scars, |scratches, |surface |abrasion, |or |rain |erosion |on |fiberglass |laminates |can |
generally |be |repaired |by |applying |- |CORRECT |ANSWER✔✔-one |or |more |coats |of |suitable |resin |
(room-temperature |catalyzed) |to |the |surface.
19 |- |A |piece |of |flat |stock |that |is |to |be |bent |to |a |closed |angle |of |15° |must |be |bent |through |an |
angle |of |- |CORRECT |ANSWER✔✔-165°.
20 |- |If |a |streamline |cover |plate |is |to |be |hand |formed |using |a |form |block, |a |piece |of |dead |soft |
aluminum |should |first |be |placed |over |the |hollow |portion |of |the |mold |and |securely |fastened |in
|place. |The |bumping |operation |should |be |- |CORRECT |ANSWER✔✔-started |by |tapping |the |
aluminum |lightly |around |the |edges |and |gradually |working |down |into |the |center
21 |- |When |comparing |the |machining |techniques |for |stainless |steel |sheet |material |to |those |for |
aluminum |alloy |sheet, |it |is |normally |considered |good |practice |to |drill |the |stainless |steel |at |a |- |
CORRECT |ANSWER✔✔-lower |speed |with |more |pressure |applied |to |the |drill.
