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The tool may fail due to

A. Cracking at the cutting edge due to thermal stresses

B. Chipping of the cutting edge

C. Plastic deformation of the cutting edge

D. All of these

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  2. Any number of equal divisions can be obtained on milling machine by
  3. The abrasive recommended for grinding materials of high tensile strength is
  4. The method of centre less grinding used to produce taper is
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  6. Gears can be best produced on mass production by
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  13. Crack in grinding wheel is developed due to
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  15. A left hand tool on a lathe cuts most efficiently when it travels
  16. Tool life is measured by the
  17. In up milling, the thickness of chip is
  18. Ceramic cutting tools are
  19. A diamond locating pin is used in jigs and fixtures because
  20. In a planer
  21. In lapping operation, the amount of metal removed is
  22. Thread grinding requires work speed from
  23. The facing is an operation of
  24. In a CNC program block, N002 GO2 G91 X40 Z40......, GO2 and G91 refer to
  25. The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece,…
  26. The process of removing metal by a cutter which is rotated against the direction of travel of workpiece,…
  27. Crater wear occurs mainly on the
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  29. Which of the following statement is wrong?
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