The material which on machining produces chips with built up edge is

A. Brittle material

B. Tough material

C. Hard material

D. Ductile material

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  1. In which of the following machine, the work rotates and the tool is stationary?
  2. The method of grinding used to produce internal cylindrical holes and tapers, is
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  8. The abrasive recommended for grinding materials of high tensile strength is
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  11. The angle between the lathe centres is
  12. Low helix angle drills are preferred for drilling holes in
  13. A broach has
  14. In which of the following milling machine, the table can be tilted in a vertical plane by providing…
  15. In down milling, the thickness of chip is
  16. The main purpose of a boring operation, as compared to drilling, is to
  17. Internal gears can be made by
  18. A drill mainly used in drilling brass, copper or softer materials, is
  19. For turning small taper on long workpiece, the suitable method is
  20. In plunge grinding
  21. In order to grind soft material
  22. In a shaper, the metal is removed during
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  24. Which type of motor is not used in axis or spindle drives of CNC machine tools?
  25. The lathe spindles at the nose end have
  26. An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability…
  27. Ceramic cutting tools are
  28. The negative rake is usually provided on
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