The number of slots in a 25 mm castle nut is

A. 8

B. 6

C. 4

D. 2

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  1. Antifriction bearings are
  2. The width of the pulley should be __________ width of the belt.
  3. When an open coiled helical compression spring is subjected to an axial load (W), the compression produced…
  4. In hydrostatic bearings
  5. The endurance limit of a material with finished surface in comparison to rough surface is
  6. Rankine's theory is used for
  7. The material generally used for aircraft components is
  8. Which of the following is not correct procedure to increase the fatigue limit?
  9. Multiple threads are used to secure
  10. In a hydrodynamic lubricated bearing
  11. Deep groove ball bearings are used for
  12. In order to avoid tearing of the plate at edge, the distance from the center line of the rivet hole…
  13. The ratio of endurance limit in shear to the endurance limit in flexure is
  14. The connecting rod bolts are tightened up with initial tension greater than the external load so that
  15. Which one of the following loading is considered for the design of axles?
  16. The included angle in unified of American National threads is
  17. In cross or regular lay ropes
  18. In order to remove internal stresses produced by hardening the steel, the process usually adopted is
  19. When a belt drive is transmitting maximum power,
  20. The objective of caulking in a riveted joint is to make the joint
  21. Factor of safety for fatigue loading is the ratio of
  22. In static loading, stress concentration is more serious in
  23. Which is correct statement? Stress concentration in cyclic loading is
  24. In the assembly of pulley, key and shaft
  25. A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder…
  26. When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and…
  27. The fatigue stress concentration factor is defined as
  28. The process which improves the machinability of steels, but lowers the hardness and tensile strength…
  29. The shear plane in case of bolts should
  30. The angle of twist of shaft is