Home

Factor of safety for fatigue loading is the ratio of

A. Elastic limit to the working stress

B. Elastic limit to the yield point

C. Endurance limit to the working stress

D. Young's modulus to the ultimate tensile strength

Correct Answer : C.


Download Objective type questions of Machine Design PDF

Get all objective type questions of Machine Design MCQ

Also checkout these categories

Plants Physiology MCQ Ecology MCQ Respiratory System MCQ English Grammer MCQ Rearrangement Set 1 MCQ Thermo Electricity MCQ Change of State MCQ Internal Combustion MCQ Clause Analysis MCQ Statement & Assumption MCQ Indian History MCQ Electrical Circuits MCQ

Please do not use chat terms. Example: avoid using "grt" instead of "great".

Submit
Load More..
You can do it
  1. In the assembly of pulley, key and shaft
  2. Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected…
  3. For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual…
  4. The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical…
  5. The square threads are usually found on
  6. When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and…
  7. Rankine's theory of failure is applicable for following type of materials
  8. In static loading, stress concentration is more serious in
  9. Surface endurance limit of gear material is dependent upon its
  10. In composite or reverse laid ropes
  11. The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is
  12. A sliding bearing which can support steady loads without any relative motion between the journal and…
  13. In a partial journal bearing, the angle of contact of the bearing with the journal is
  14. The function of cutting oil when threading a pipe is to
  15. A screw is said to be a self locking screw, if its efficiency is
  16. The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of…
  17. For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient…
  18. The ball bearings are provided with a cage
  19. According to Indian standard specifications, 100 H6/g5 means that
  20. Guest's theory of failure is applicable for following type of materials
  21. Which process will increase the fatigue duration of parts?
  22. In a hydrodynamic lubricated bearing
  23. In radial bearings, the load acts __________ to the axis of rotation.
  24. Resilience of a material is important, when it is subjected to
  25. Slenderness ratio is the ratio of
  26. The bending moment M and a torque T is applied on a solid circular shaft. If the maximum bending stress…
  27. If P1 and P2 are the tight and slack side tensions in the belt, then the initial tension Pi (according…
  28. In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing.
  29. When the bolt is very yielding as compared to the connected members, then the resultant load on the…
  30. A locking device extensively used in marine type connecting rod ends is a