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Role-specific Design Engineer Interview Test
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Role-specific Design Engineer Interview Test
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25 Questions

1. The toughness of a material __________ when it is heated.
2. The backlash for spur gears depends upon
3. In unilateral system of tolerance, the tolerance is allowed on
4. The difference between the tooth space and the tooth thickness as measured on the pitch circle, is called
5. The application of third type levers is found in
6. An open belt drive is used when
7. The value of stress concentration factor depends upon
8. The bearings of heavy series have capacity __________ over the medium series.
9. A sliding bearing which operates without any lubricant present, is called
10. The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads.
11. The rolling contact bearings as compared to sliding contact bearings have
12. The radial distance of a tooth from the pitch circle to the top of the tooth is called
13. A column is known as a long column if the slenderness ratio is
14. The taper on cotter varies from
15. Surface endurance limit of gear material is dependent upon its
16. For unequal width of butt straps, the thickness of butt straps are
17. A sliding bearing in which the working surfaces are completely separated from each other by lubricant is called zero film bearing.
18. A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called
19. The number of slots in a 25 mm castle nut is
20. In an ordinary bolt, the effect of the impulsive loads applied axially is concentrated on the cross-sectional area at the root of the threads.
21. In order to obtain the bolts of uniform strength, an axial hole is drilled through the head as far as the threaded portion such that the area of shank becomes equal to the root area of the thread.
22. The sleeve or muff coupling is designed as a
23. The velocity of sliding __________ the distance of the point of contact from the pitch point.
24. A crankshaft is a __________ shaft.
25. Slenderness ratio is the ratio of

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