The tool life is affected by

A. Depth of cut

B. Cutting speed

C. Feed

D. All of these

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  1. For generating a Coons surface we require
  2. When the cutting edge of the tool is dull, then during machining
  3. The shear velocity is the velocity of
  4. When the end of a tap is tapered for about three or four threads, it is known as a
  5. A drill considered as a cutting tool having zero rake, is known as a
  6. A __________ grinding wheel is used to grind soft materials.
  7. What is the type of welding defect caused due to poor manipulation of weld rod or a dirty joint called?
  8. The addition of lead, sulphur and phosphorus to low carbon steels, help to
  9. Flank wear depends upon the
  10. A push broach as compared to pull broach
  11. In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent…
  12. If the cutting speed is increased, then the built-up-edge
  13. The tool life in case of a grinding wheel is the time
  14. The operation of making a cone-shaped enlargement of the end of a hole is known as
  15. The operation in which oil is permeated into the pores of a powder metallurgy product is known as
  16. The parameter which completely defines the chip formation in a metal cutting process is
  17. Which of the following statement is correct in regard to centreless grinding?
  18. A taper tap has
  19. In electrochemical machining, the gap between the tool and work is kept as
  20. The size of a lathe is specified by the
  21. The factor responsible for the formation of continuous chips with built up edge is
  22. Which of the following statement is correct about EDM machining?
  23. During normalizing process of steel, the specimen is heated
  24. The soft grade grinding wheels are denoted by the letters
  25. Gears can be best produced on mass production by
  26. Which of the following process is used for preparing parts having large curved surfaces and thin sections?
  27. In a shaper, the metal is removed during
  28. A grinding wheel is said to be of _________ if it holds the abrasive grains more securely.
  29. Negative rakes are used for
  30. In oblique cutting system, the maximum chip thickness