A screw is said to be over hauling screw, if its efficiency is

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1. When a hole of diameter d is punched in a metal of thickness 't', then the force required to punch a…
2. The pipe joint mostly used for pipes carrying water at low pressures is
3. Which of the following cotter joint will be used to connect strap end of a connecting rod?
4. Which of the following statement is wrong for a connecting rod?
5. Which of the following is not correct procedure to increase the fatigue limit?
6. In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then…
7. Maximum principal stress theory is applicable for
8. The bearings of heavy series have capacity ________ over the medium series.
9. The allowable static stress for steel gears is approximately __________ of the ultimate tensile stress.
10. If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (neglecting…
11. In a flange coupling, the flanges are coupled together by means of
12. Belt slip may occur due to
13. The material generally used for aircraft components is
14. In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of…
15. For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in…
16. The bending stress in a curved beam is
17. For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient…
18. In oilness bearings
19. A special case of ductility which permits materials to be rolled or hammered into thin sheets, is called
20. The maximum bending stress in a curved beam having symmetrical section always occur at the
21. The contact ratio for gears is
22. A tap bolt
23. Brittle coating technique is used for
24. The resistance to fatigue of a material is measured by
25. The belt slip occurs due to
26. The taper on cotter varies from
27. Crowning on pulley helps
28. The temperature at which the new grains are formed in the metal is known as
29. Oil in journal bearing should be applied at the point where load is
30. When screw threads are to be used in a situation where power is being transmitted in one direction only,…

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