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The shock resistance of steel is increased by adding

A. Nickel

B. Chromium

C. Nickel and chromium

D. Cobalt and molybdenum

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

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  1. When bevel gears having equal teeth and equal pitch angles connect two shafts whose axes intersect at…
  2. Stress concentration is caused due to
  3. When compared to the rod of the same diameter and material, a wire rope
  4. The size of a gear is usually specified by
  5. In the assembly of pulley, key and shaft
  6. Cold working
  7. The efficiency of a square threaded screw is maximum if the helix angle is equal to (Where φ =…
  8. In order to remove internal stresses produced by hardening the steel, the process usually adopted is
  9. During hot working of metals,
  10. When carbon in the cast iron is principally in the form of graphite, the cast iron will be of
  11. A connecting rod subjected to an axial load may buckle with
  12. The bearings of medium series have capacity __________ over the light series.
  13. A tapered key which fits in a key-way in the hub and is flat on the shaft, is known as
  14. The suitable material for belt used in flour mill is
  15. In thrust bearings, the load acts
  16. Which of the following statement is wrong?
  17. Cast iron pipes are mainly used
  18. When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced…
  19. The velocity of sliding ________ the distance of the point of contact from the pitch point.
  20. In a flange coupling, the flanges are coupled together by means of
  21. Idler pulley is used for
  22. A hollow saddle key is
  23. Which of the following statement is wrong?
  24. For same pulley diameters, center distance, belt speed and belt and pulley materials,
  25. The included angle in unified of American National threads is
  26. For a square key made of mild steel, the shear and crushing strength are related as
  27. Which of the following screw thread is adopted for power transmission in either direction?
  28. A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell.…
  29. The centre distance between two meshing involute gears is equal to
  30. A hot short metal is