1. . The component which are used to fasten parts known as.
(A) Sections
(B) Solids
(C) Fasteners
(D) All of these
2. . The alternate name of temporary fasteners is.
(A) Unthreaded
(B) Threaded
(C) Detachable
(D) All of these
3. . The outer most part of thread is termed as.
(A) Root
(B) Crest
(C) Pitch
4. . The inner most portion of a thread is.
(A) Crest
(B) Thread angle
(C) Root
(D) Lead
5. . The perpendicular distance between root and crest is
(A) Depth of thread
(B) Axis of thread
(C) Lead
(D) None
6. . The dia. Of cylindrical piece before cutting thread is termed as.
(A) Outer dia
(B) Nominal dia
(C) Major dia
(D) All of these
7. . The perpendicular distance from root to root on a screw is called.
(A) Nominal dia
(B) Major dia
(C) Core dia
(D) Pitch dia
8. . The alternate name of power transmission thread is.
(A) BSW thread
(B) Unified thread
(C) Cylinder
(D) Square thread
9. . The distance between one crest to the next crest is called
(A) major diameter
(B) depth of thread
(C) pitch
(D) all of these
10. . The perpendicular distance between flank to flank is known as
(A) major diameter
(B) pitch diameter
(C) core diameter
(D) none of these
11. . When two plates are joined parallel to each other is called
(A) Butt joint
(B) Lap joint
(C) V joint
(D) All of these
12. . The process of joining two or more plates by means of rivets is called
(A) Butt joint
(B) Riveting
(C) Lap joint
(D) None
13. . The riveting process is done by two ways, one is hand riveting and other is
(A) Sludge
(B) Hammer
(C) Machine
(D) All of these
14. . For what type of rivet head is used to obtain smooth & flat surface
(A) Snap
(B) Round counter sunk
(C) Flat counter sunk
(D) None
15. . The distance from center of a rivet hole to the nearest edge of the plate
(A) pitch
(B) diagonal pitch
(C) margin
(D) none
16. . Longitudinal line passing through the center of the screw is called.
(A) Axis
(B) Slope
(C) Lead
(D) None
17. . The cylindrical bar with head on one end is called.
(A) Rivet
(B) Bolt
(C) Screw
(D) All of these
18. . The middle portion of a rivet is known as.
(A) Tail
(B) Head
(C) Body
(D) None
19. . The material of a rivets must be ductile and.
(A) Malleable
(B) Too soft
(C) Tough
(D) All of these
20. . In case of single cover plate its thickness is kept.
(A) 1.5T
(B) 1.2T
(C) 1.25T
(D) All of these