For harder alloy steel, the point angle of the drill is kept

A. Equal to 118°

B. Less than 118°

C. More than 118°

D. Any one of these

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

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  1. In the relation VTn = C, the value of n for ceramic tools is
  2. When the end of a tap is tapered for about three or four threads, it is known as a
  3. Crater wear occurs mainly on the
  4. Dielectric is used in
  5. If the helix angle of the drill is made _________ 30°, then the torque required to drive the drill…
  6. The cutting speed of a drill depends upon the
  7. In order to have interference fit, it is essential that the lower limit of the shaft should be
  8. The carbide tools operating at very low cutting speeds (below 30 m/min)
  9. In order to achieve a specific surface finish in single point turning, the most important factor to…
  10. The drill spindles are provided with standard taper known as
  11. Which of the following arc welding processes does not use consumable electrodes?
  12. NC contouring is an example of
  13. Relief angles on high speed steel tools usually vary from
  14. In a CNC program block, N002 GO2 G91 X40 Z40......, GO2 and G91 refer to
  15. The enlarging of an existing circular hole with a rotating single point tool is called
  16. The size of a lathe is specified by the
  17. For harder alloy steel, the point angle of the drill is kept
  18. The operation of producing grooves around the periphery of a cylindrical or conical workpiece is called
  19. Which of the following statement is correct for oblique cutting system?
  20. Hard and tough materials like cast iron should be turned at
  21. The crystal structure of austenite is
  22. In which type of welding a gas shield, a consumable electrode is used and the welding can be done in…
  23. Two 1 mm thick steel sheets are to be spot welded at a current of 5000 A. Assuming effective resistance…
  24. In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then…
  25. The advantage of a broaching operation is that
  26. In ECM, the material removal is due to
  27. The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter…
  28. The tool made of cemented carbide wear out faster at
  29. High speed steel drills can be operated at about _________ the speed of high carbon steel drills.
  30. When the shear angle is small