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Which one of the following is a solid state joining process?

A. Gas tungsten arc welding

B. Resistance spot welding

C. Friction welding

D. Submerged arc welding

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  1. A fine grained grinding wheel is used to grind
  2. In DC arc welding, if leads are arranged in work as Negative pole of the welding arc and electrode as…
  3. In which of the following milling machine, the table can be tilted in a vertical plane by providing…
  4. In machining metals, surface roughness is due to
  5. The grinding of long, slender shafts or bars is usually done by
  6. The angle between the lathe centres is
  7. In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness…
  8. The thrust force will increase with the increase in
  9. The grade of grinding wheel depends upon
  10. Ceramic cutting tools are
  11. Work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm…
  12. Cold working of steel is defined as working
  13. Which of the following statement is correct for orthogonal cutting system?
  14. Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out…
  15. In hot machining, tool is made of
  16. The hardness of a grinding wheel is specified by
  17. In oblique cutting system, the maximum chip thickness
  18. For softer materials, the point angle of the drill is kept
  19. A right hand tool on a lathe cuts most efficiently when it travels
  20. Match the items of List-I (Equipment) with the items of List-II (Process) and select the correct answer…
  21. In which type of welding a gas shield, a consumable electrode is used and the welding can be done in…
  22. Volume of a cube of side l and volume of a sphere of radius r are equal. Both the cube and the sphere…
  23. Crack in grinding wheel is developed due to
  24. A set of eight form relieved milling cutters for each module is provided to enable cutting of gears…
  25. For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature…
  26. In drilling aluminium, a drill with
  27. The rake angle of a single point cutting tool corresponds to _________ of a twist drill.
  28. Shrinkage allowance on pattern is provided to compensate for shrinkage when
  29. The hardness of a grinding wheel is determined by the
  30. Side rake angle of a single point cutting tool is the angle