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Wahl's stress factor __________ very rapidly as the spring index decreases.

A. Increases

B. Decreases

C. Remain same

D. None of these

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  1. The number of slots in a 25 mm castle nut is
  2. In case of V-belt drive
  3. A single strap butt joint is always in __________ shear.
  4. Basic shaft is one
  5. In nitrated parts, the origins of the fatigue cracks will occur at
  6. The ball bearings are, usually, made from
  7. In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing.
  8. A connecting rod subjected to an axial load may buckle with
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  10. The load cup of a screw jack is made separate from the head of the spindle to
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  12. A hot short metal is
  13. The permissible stress for carbon steel under static loading is generally taken as
  14. A localised compressive stress at the area of contact between two members is known as
  15. Which of the following statement is correct?
  16. Which of the following coupling is used to connect two shafts which have both lateral and angular misalignment?
  17. Which of the following statement is correct regarding power screws?
  18. If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for…
  19. The contact ratio is the ratio of
  20. The shock absorbing capacity of a bolt can be increased by
  21. The dedendum is the radial distance from the
  22. In designing thick cylinders, the equation used is
  23. The resilience of a bolt may be increased by
  24. For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient…
  25. Rankine's theory is used for
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  27. Stress concentration is caused due to
  28. Cap screws are
  29. The pipe joint mostly used for pipes carrying water at low pressures is
  30. The strap end of a connecting rod of steam engine is joined by