Q.1
If diameter of rivets is 9mm, then margin can be taken as?
  • a) 13.5mm
  • b) 12.5mm
  • c) 11.5mm
  • d) 9mm
Q.2
Which of the following rivet head consist of frustum of cone attached to the shank?
  • a) Pan head rivet
  • b) Countersunk head rivet
  • c) Flat head rivet
  • d) Cone head rivet
Q.3
Among flat head and snap head rivet, which has the higher head height?
  • a) Snap
  • b) Flat
  • c) Equal
  • d) There is no such relation
Q.4
Which of the following are used in light sheet metal work?
  • a) Tinmen’s rivets
  • b) Snap head rivets
  • c) Button head rivets
  • d) Each of the mentioned
Q.5
Two plates each of thickness t are to be riveted together. If length of shank portion necessary to form the closing head is a, then length of rivet shank is given by?
  • a) 2t+a
  • b) 2(t+a)
  • c) t+2a
  • d) Can’t be determined
Q.6
A strap is used in a lap joint which is riveted to each of the two plates.
  • a) True
  • b) False
Q.7
What is the other name for pitch?
  • a) Transverse pitch
  • b) Back pitch
  • c) Row pitch
  • d) None of the listed
Q.8
Are the rivets subjected any bending moment in case of lap joint?
  • a) Yes
  • b) No
Q.9
Lozenge joint is a kind of lap joint.
  • a) True
  • b) False
Q.10
Can we use rivets of the same materials as the parts to be joined?
  • a) True
  • b) False
Q.11
Failure in rivet occurs by which mode?
  • a) Shear
  • b) Compression
  • c) Tensile
  • d) Each of the mentioned
Q.12
Fullering is done with a pointed tool.
  • a) True
  • b) False
Q.13
Calculate the diameter of the rivets by shear considerations if permissible shear stress in rivets is 60N/mm² and P=15kN.
  • a) 6mm
  • b) 7mm
  • c) 9mm
  • d) 8mm
Q.14
Calculate the diameter of the rivets by crushing consideration if permissible compression stress in rivets is 120N/mm², thickness of plate 3mm and P=15kN.
  • a) 10.4mm
  • b) 11.5mm
  • c) 9.2mm
  • d) 8.6mm
Q.15
Calculate width of the band if permissible tensile stress is 80N/mm². Force P=15kN and diameter of the rivet can be taken as 9mm. Given thickness=3mm
  • a) 80.5mm
  • b) 79.5mm
  • c) 76.66mm
  • d) 54.6mm
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