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Hard and tough materials like cast iron should be turned at

A. Slow speed

B. High speed

C. Any speed

D. Certain specific speed

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  1. In a plain milling cutter, the portion of the gash adjacent to the cutting edge on which the chip impinges…
  2. The maximum possible draft in cold rolling of sheet increases with the
  3. Glazing in grinding wheels takes place when the
  4. In orthogonal turning of a low carbon steel bar of diameter 150 mm with uncoated carbide tool, the cutting…
  5. Misrun is a casting defect which occurs due to
  6. Jigs are used
  7. The enlarging of an existing circular hole with a rotating single point tool is called
  8. Which of the following operation is first performed?
  9. Internal gear cutting operation can be performed by
  10. The primary purpose of a sprue in a casting mould is to
  11. In down milling, the thickness of chip is
  12. What is the method of brazing used to join relatively small assemblies made from materials that either…
  13. Cold working of steel is defined as working
  14. Grinding wheels should be tested for balance
  15. Allowance in limits and fits refers to
  16. The cutting speed is minimum while machining _________ with a high speed steel tool.
  17. The cutting speed for counter-boring should be _________ that of drilling operation.
  18. Ceramic cutting tools are
  19. The usual value of the point angle of a drill is
  20. Which of the following statement is correct for orthogonal cutting system?
  21. The parameter which completely defines the chip formation in a metal cutting process is
  22. In a plain milling machine, the table can be moved
  23. Hardness of steel greatly improves with
  24. The factor responsible for the formation of continuous chips with built up edge is
  25. Which of the following process is used for preparing parts having large curved surfaces and thin sections?
  26. Lathe bed is made of
  27. The advantage of a broaching operation is that
  28. In a shaper, the length of stroke is increased by
  29. Cast iron during machining produces
  30. The type of tool used on lathe, shaper and planer is