The point angle of a drill, for drilling stainless steel, is

A. 90°

B. 118°

C. 135°

D. 150°

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  1. For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is
  2. The work or surface speed for cylindrical grinding varies from
  3. Which of the following statement is correct about nose radius?
  4. A lathe with four steps on the cone pulley and with back-gears will have
  5. In reaming process
  6. A type of welding flows, which is the result of a perfect proportion and mixture of acetylene and oxygen…
  7. Hardness of green sand mould increases with
  8. Which of the following statement is correct as regard to up milling?
  9. In the relation VTn = C, the value of n for carbide tools is
  10. In DC arc welding, if leads are arranged in work as Negative pole of the welding arc and electrode as…
  11. Flank wear depends upon the
  12. Surface grinding is done to produce
  13. The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is…
  14. A coarse grained grinding wheel is used to grind
  15. In metal cutting operations, the shear angle is the angle made by the shear plane with the
  16. For generating a Coons surface we require
  17. Glazing in grinding wheels can be decreased by
  18. In down milling, the thickness of chip is
  19. In a particular type of welding, flux is prepared in the form of a coarse powder and granulated flux…
  20. With the same tool life, the maximum material per minute is removed by
  21. A left hand tool on a lathe cuts most efficiently when it travels
  22. The mechanism of material removal in EDM process is
  23. Which of the following statement is wrong?
  24. The method of grinding used to produce a straight or tapered surface on a workpiece, is
  25. Fixtures are used
  26. Ceramic cutting tools are
  27. The factor which affects the tool life is
  28. Internal or external threads of different pitches can be produced by
  29. The type of tool used on lathe, shaper and planer is
  30. What is the type of welding defect caused due to poor deposition of weld rod is called?