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.Management Sciences
Category: Machine Design
A key capable of tilting in a recess milled out in a shaft is known as______________________?
A. wood-ruff key
B. feather key
C. flat saddle key
D. gib head key
E. hollow saddle key
The function of a washer is to___________________?
A. provide cushioning effect
B. provide bearing area
C. absorb shocks and vibrations
D. provide smooth surface in place of rough surface
E. act as a locking device
Which of the following pipe joints would be suitable for pipes carrying steam_____________?
A. flanged
B. threaded
C. bell and spigot
D. expansion
E. compression
Whether any core is required in wire ropes________________?
A. yes
B. no
C. sometimes
D. rarely
E. very often
If a spring is cut down into two springs, the stiffness of cut springs will be _________________?
A. half
B. same
C. double
D. unpredictable
E. none of the above
Maximum principal stress theory is applicable for_____________________?
A. ductile materials
B. brittle materials
C. elastic materials
D. all of the above
E. none of the above
In order to permit the thermal expansion/contraction of tubing, it should be______________?
A. crimped
B. honed
C. flared
D. bent
E. none of the above
For steel, the ultimate strength in shear as compared to ultimate strength in tension is ___________________?
A. same
B. 1/2
C. 1/3
D. 1/4
E. 2/3
In testing a material for endurance strength, it is subjected to_______________________?
A. static load
B. dynamic load
C. impact load
D. static as well as dynamic load
E. completely reversed load
Eye bolts are used for_________________?
A. foundation purposes
B. locking devices *
C. absorbing shock and vibrations
D. transmission of power
E. lifting and transportation of machines and cubicles
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