For standard coarse threads of nut, the threads will be as strong in failure by shear as the bolt in tension, if the height of nut (h) is approximately

A. 0.4 times

B. 0.6 times

C. 0.7 times

D. 0.8 times

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

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  1. A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are…
  2. In worm gears, the pressure angle is ________ the angle between two inclined faces in axial plane.
  3. A bolt of uniform strength can be developed by
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  5. A localised compressive stress at the area of contact between two members is known as
  6. Yield point in fatigue loading as compared to static loading is
  7. A bolt is designed on the basis of __________ with a large factor of safety.
  8. Stress concentration factor is defined as the ratio of
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  11. The plasticity is the property of a material which enables it to
  12. The width of the pulley should be __________ width of the belt.
  13. Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected…
  14. When a belt drive is transmitting maximum power,
  15. At low temperatures (say 75°C) the notched bar impact value of steel
  16. The following type of nut is used with alien bolt
  17. In radial bearings, the load acts __________ to the axis of rotation.
  18. For high speed engines, the cam follower should move with
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  20. Auto frettage is the method of
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  22. In order to avoid tearing of the plate at edge, the distance from the center line of the rivet hole…
  23. The tension on the slack side of the belt is __________ the tension on the tight side of the belt.
  24. Which of the following statement is correct?
  25. When the screw in a mechanical screw jack rotates, the load kept on the top of it moves
  26. The washer is generally specified by its
  27. Which process will increase the fatigue duration of parts?
  28. If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for…
  29. Which of the following key is preferred for the condition when a large amount of impact type torque…
  30. A steel containing 0.8% carbon is known as