A. foundation purposes
B. locking devices *
C. absorbing shock and vibrations
D. transmission of power
E. lifting and transportation of machines and cubicles
Eye bolts are used for_________________? Read More »
Machine Design A. ductile material
B. brittle material
C. elastic material
D. hard material
E. all of the above
Fibrous fracture occurs in_____________? Read More »
Machine Design A. wood-ruff key
B. feather key
C. flat saddle key
D. gib head key
E. hollow saddle key
A. increase shank diameter
B. increase its length
C. drill an axial hole through head up to threaded portion so that shank area is equal to root area of thread
D. tighten die bolt properly
E. all of the above
In order to obtain bolt of uniform strength____________________? Read More »
Machine Design A. same
B. coarser
C. finer
D. very coarse
E. very fine
The pitch of threads on a Jock nut in comparison to pitch of nut is_________________? Read More »
Machine Design A. tensile strength
B. compressive strength
C. shear strength
D. bending strength
E. torsional strength
Transverse fillet welded joints are designed for________________? Read More »
Machine Design A. d
B. 1.25 d
C. 1.5 d
D. 1.75 d
E. 2 d.
A. 30°
B. 45°
C. 60°
D. 80°
E. 85°.
The edges of a boiler plate are bevelled to an angle of______________? Read More »
Machine Design A. similar to small size tap bolts except that a greater variety of shapes of heads are available
B. slotted for a screw driver and generally used with a nut
C. used to prevent relative motion be-tween two parts
D. similar to stud
E. none of the above
Machine screws are________________? Read More »
Machine Design A. fine threads
B. coarse threads
C. coefficient of friction > tangent of load angle
D. hole for inserting split
E. two nuts for locking
A self locking screw has________________> Read More »
Machine Design