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  1. What is the welding defect caused due to improper control and poor removal of slog between passes called?
  2. Which of the following statement is wrong?
  3. The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece,…
  4. A drill mainly used in drilling brass, copper or softer materials, is
  5. EDM machining is applied for
  6. As the cutting speed increases, the tool cutting forces
  7. The rake angle required to machine brass by high speed steel tool is
  8. In order to obtain a surface finish in the range of 0.75 μm to 1.25 μm , the operation used…
  9. Cutting fluids are used to
  10. For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature…
  11. Jigs are used
  12. The usual value of the helix angle of a drill is
  13. The average cutting speed for turning mild steel with a high speed steel tool is
  14. In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness…
  15. In drilling Bakelite and fibrous plastics, the point angle of a drill is
  16. An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability…
  17. A lathe with four steps on the cone pulley and with back-gears will have
  18. Ceramic cutting tools are
  19. Small nose radius
  20. High speed steel drills can be operated at about _________ the speed of high carbon steel drills.
  21. The size of abrasive grain required in a grinding wheel depends upon the
  22. Which of the following parameters govern the value of shear angle in continuous chip formation?
  23. The cutting fluid mostly used for machining alloy steels is
  24. Twist drills are made of
  25. In reaming process
  26. In a particular type of welding, flux is prepared in the form of a coarse powder and granulated flux…
  27. When 3-2-1 principle is used to support and locate a three dimensional work-piece during machining,…
  28. In ultrasonic machining, the metal is removed by
  29. The correct sequence of the following parameters in order of their maximum to minimum influence on tool…
  30. The different spindle speeds on a lathe form