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In drilling operation, the metal is removed by

A. Shearing

B. Extrusion

C. Shearing and extrusion

D. Shearing and compression

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  1. Internal gears can be made by
  2. In a metal arc welding process, a gas metal arc welding with magnetized flux is used and can be done…
  3. In order to have interference fit, it is essential that the lower limit of the shaft should be
  4. Two streams of liquid metal which are not hot enough to fuse properly result into a casting defect known…
  5. Which one among the following welding processes uses nonconsumable electrode?
  6. In _________ operation, the chip thickness is minimum at the beginning of the cut and it reaches to…
  7. The material which on machining produces chips with built up edge is
  8. In DC arc welding, if leads are arranged in work as Negative pole of the welding arc and electrode as…
  9. If the cutting speed is increased, then the built-up-edge
  10. The process of removing metal by a cutter which is rotated against the direction of travel of workpiece,…
  11. Internal gear cutting operation can be performed by
  12. The cutting speed of a drill depends upon the
  13. The size of a lathe is specified by the
  14. The lip angle of a single point tool is usually
  15. The operation of smoothing and squaring the surface around a hole is known as
  16. The abrasive slurry used in ultrasonic machining contains fine particles of
  17. The soft grade grinding wheels are denoted by the letters
  18. Jigs are used
  19. Drilling is an example of
  20. Gears can be best produced on mass production by
  21. The process of changing the shape of grinding wheel as it becomes worn due to breaking away of the abrasive…
  22. Which of the following operations is carried out at a minimum cutting velocity if the machines are equally…
  23. Which of the following statement is wrong as regard to down milling?
  24. A ring gauge is used to measure
  25. The lip angle is the angle
  26. The cutting speed for drilling copper with high speed steel drills varies from
  27. The aluminium oxide abrasive is chiefly used for grinding
  28. If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures,…
  29. Stellite preserves hardness upto a temperature of
  30. Side relief angle of a single point tool is the angle