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- 1. Multiple Choice
8105. 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
A-higher speed with less pressure applied to the drill.
B-lower speed with more pressure applied to the drill.
C-lower speed with less pressure applied to the drill.
- 2. Multiple Choice
8108. What is the minimum edge distance for aircraft rivets ?
A-Two times the diameter of the rivet shank.
B- Two times the diameter of the rivet head.
C - Three times the diameter of the rivet shank.
- 3. Multiple Choice
8110. What is the minimum spacing for a single row of aircraft rivets ?
A- times the diameter of the rivet shank.
B- Three times the length of the rivet shank
C-Three times the diameter of the rivet shank .
- 4. Multiple Choice
8113. What is one of the determining factors which permits machine countersinking when flush riveting?
A- Thickness of the material and rivet diameter are th same .
B- Thickness of the material is less than the thickness of the rivet head.
C Thickness of the material is greater than the thickness of the rivet head.
- 5. Multiple Choice
8114. When repairing a small hole on a metal stressed skin, the major consideration in the design of the patch should be
A- the shear strength of the riveted joint .
B-to use rivet spacing similar to a seam in the skin.
C-that the bond between the patch and the skin is
- 6. Multiple Choice
Which procedure is correct when using a reamer to finish a drilled hole to the correct size?
A-Turn the reamer in the cutting direction when enlarging the hole and in the opposite direction to remove from the hole.
B-Turn the reamer only in the cutting direction.
C-Apply considerable pressure on the reamer when starting the cut and reduce the pressure when finishing the cut.
- 7. Multiple Choice
8118. Clad aluminum alloys are used in aircraft because they
A-are naturally corrosion resistant, so they do not require corrosion resistant materials for protection.
B-have surface layers of pure aluminum or aluminum alloy bonded to the core material to inhibit corrosion .
C - are highly corrosion resistant because an oxide film forms on their surfaces upon contact with air.
- 8. Multiple Choice
8121. A factor which determines the minimum space between rivets is the
A - length of the rivets being used .
B - diameter of the rivets being used .
C - thickness of the material being
- 9. Multiple Choice
8126. Rivet gauge, or transverse pitch is the distance between the
A-centers of rivets in adjacent rows .
B-centers of adjacent rivets in the same row.
C - 1 heads of rivets in the same row.
- 10. Multiple Choice
8127. Rivet pitch is the distance between the
A-centers of rivets in adjacent rows.
B- centers of adjacent rivets in the same row
C-heads of rivets in the same row.
- 11. Multiple Choice
8130. The identifying marks on the heads of aluminum alloy rivets indicate the
A-degree of dimensional and process control observed during manufacture .
B-head shape, shank size, material used , and specifications adhered to during manufacture .
C -specific alloy used in the manufacture of the rivets.
- 12. Multiple Choice
8131. When an MS20470D rivet is installed, its full shear strength is obtained
A-only after a period of age hardening .
B-by the cold working of the rivet metal in forming a shop head
C - b by heat treating just prior to being driven.
- 13. Multiple Choice
8132. Which of the following need not be considered when determining minimum rivet spacing?
A - Rivet diameter.
B - Rivet length .
C- Type of material being riveted.
- 14. Multiple Choice
8133. What is the purpose of refrigerating 2017 and 2024 aluminum alloy rivets after heat treatment?
A-accelerate age hardening.
B - To relieve internal stresses.
C- To retard age hardening
- 15. Multiple Choice
8137. The dimensions of an MS20430AD-4-8 rivet are
A - 1/8 inch in diameter and 1/4 inch long .
B - 1/8 inch in diameter and 1/2 inch long.
C - 4/16 inch in diameter and 8/32 inch long.
- 16. Multiple Choice
8141. Most rivets used in aircraft construction have
A -dimples .
B -smooth heads without markings .
C-a raised dot.
- 17. Multiple Choice
8142. MS20426AD-6-5 indicates a countersunk rivet which has
A-a shank length of 5/16 inch (excluding head ).
B-a shank length of 5/32 inch (excluding head).
C-an overall length of 5/16 inch.
- 18. Multiple Choice
8143. Which rivet may be used as received without further treatment ?
A - 2024-T4.
B - 2117-T3
C - 2017-T3.
- 19. Multiple Choice
8145. Which rivets should be selected to join two sheets of .032-inch aluminum?
A - MS20425D- 4 - 3 .
B - MS20470AD-4-4.
C - MS20455DD-5-3.
- 20. Multiple Choice
8150. The length of a rivet to be used to join a sheet of .032- inch and .064-inch aluminum alloy should be equal to
A - times the rivet diameter plus inch.
B - one and one-half times the rivet diameter plus .096 inch
C - three times the rivet diameter plus .096 inch.
- 21. Multiple Choice
8151. What is generally the best procedure to use when removing a solid shank rivet?
A-Drill through the manufactured head and shank with a shank size drill and remove the rivet with a punch.
B-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.
C-Drill through the manufactured head and shank with a drill one size smaller than the rivet and remove the river with a punch .
- 22. Multiple Choice
8156. The length of rivet to be chosen when making a structural repair that involves the joining of 0.032 - inch and 0.064-inch aluminum sheet, drilled with a No. 30 drill, is
A - 7/16 inch.
B - 5/16 inch .
C - 1/4 inch .
- 23. Multiple Choice
IS ROLY THE BEST ?
YES
DUHHH
No
THATS MY DADDY
OBV
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