__________ cannot increase the fatigue strength of a material.

A. Grain refining

B. Grain coarsening

C. Surface hardening

D. Shot peening

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

You can do it
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  2. Which of the following is not a ferromagnetic material?
  3. Case hardening is not done by
  4. Young's modulus of a material is the measure of its
  5. A highly elastic material is deformed least on loading and retains its original form on removal of the…
  6. Glycerine is used as a coolant in cooling of some engines instead of water, because
  7. Which of the following is a commonly used manometric liquid for low pressure range?
  8. Work study deals with the __________ study.
  9. Steel balls are manufactured by
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  12. Atomic __________ of an element is a whole number.
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  14. All of the following alloying elements of steel increases hardness but sacrifice ductility, except
  15. Use of water as a manometric liquid suffers from the disadvantage of its
  16. Starting friction is low in case of the __________ lubrication.
  17. Thermal equivalent of electrical power in practical calculation is __________ kcal/kWh.
  18. Limestone addition in the blast furnace is done to flux __________ present in the raw materials.
  19. Which of the following is preferred for riveting?
  20. The bolt is subjected to __________ when the nut is tightened by putting the washer beneath it.
  21. Tumbling is the process of improving the __________ of the materials/parts.
  22. Capacity & power requirement for an air compressor working at high altitude compared to sealevel will…
  23. In a drilling process, the metal is removed by both shearing & extrusion. General purpose drills are…
  24. Normalising does not __________ of a metal.
  25. Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts…
  26. A material being tested for endurance strength is subjected to the __________ load.
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  28. Corona discharge is related to the operation of a/an
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