NC contouring is an example of

A. Continuous path positioning

B. Point-to-point positioning

C. Absolute positioning

D. Incremental positioning

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  1. EDM machining is applied for
  2. Threading is an operation of
  3. The tool made of cemented carbide wear out faster at
  4. Which of the following statement is wrong?
  5. Cast iron during machining produces
  6. The grinding wheel speed (surface speed in m/min) usually varies from
  7. The relief or clearance at the cutting edge of a flat drill varies from
  8. A broach has
  9. The method of grinding used to produce a straight or tapered surface on a workpiece, is
  10. The floating position of the holding fixture in a rotary transfer device is used to
  11. Drilling is an example of
  12. When the cutting edge of the tool is dull, then during machining
  13. The cutting speed for drilling copper with high speed steel drills varies from
  14. The chuck preferred for quick setting and accurate centering of a job is
  15. The addition of lead, sulphur and phosphorus to low carbon steels, help to
  16. Which of the following statement is correct as regard to up milling?
  17. Which of the following operation is first performed?
  18. The in-feed grinding is used to
  19. In metal machining, the zone where the maximum heat is generated due to the plastic deformation of metal,…
  20. The cutting speed is minimum while machining _________ with a high speed steel tool.
  21. In metal machining, the work-tool contact zone is a zone where heat is generated due to
  22. Internal gears can be made by
  23. If a gas metal arc process uses a low arc voltage and the arc is continuously interrupted as the molten…
  24. A better machinable metal is one which gives
  25. The saw milling is an operation of
  26. The type of tool used on lathe, shaper and planer is
  27. The grinding of long, slender shafts or bars is usually done by
  28. Which of the following operations is carried out at a minimum cutting velocity if the machines are equally…
  29. A grinding wheel becomes glazed (i.e. cutting edge takes a glasslike appearance) due to
  30. Discontinuous chips are formed during machining of