What is the type of welding defect is caused due to stresses on heating and cooling called?

A. Incomplete penetration

B. Shrinkage void

C. Slag Entrapment (Inclusions)

D. Incomplete fusion

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Lathe bed is made of
  2. What is the type of joining process called, where the parts to be welded are kept in contact and rotated…
  3. When the end of a tap is tapered for about three or four threads, it is known as a
  4. Allowance in limits and fits refers to
  5. Tool life is generally better when
  6. Continuous chips with built up edge are formed during machining of
  7. For turning internal tapers, the suitable method is
  8. Glazing in grinding wheels __________ cutting capacity.
  9. The angle made by the face of the tool and the plane parallel to the base of cutting tool is called
  10. The percentage of carbon in gray cast iron is in the range of
  11. High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools.
  12. Two 1 mm thick steel sheets are to be spot welded at a current of 5000 A. Assuming effective resistance…
  13. A twist drill is specified by its
  14. Which of the following parameters govern the value of shear angle in continuous chip formation?
  15. The type of tool used on milling machine and broaching machine is
  16. Which one of the following is a solid state joining process?
  17. Which of the following operations can be performed with milling cutters?
  18. Larger end cutting edge angle _________ tool life.
  19. Flank wear depends upon the
  20. In order to obtain a surface finish in the range of 0.75 μm to 1.25 μm , the operation used…
  21. The chamfering is an essential operation after
  22. A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to…
  23. The facing is an operation of
  24. A feed gear box for a screw cutting lathe is designed on the basis of
  25. In centreless grinding, work place centre will be
  26. In metal machining, the work-tool contact zone is a zone where heat is generated due to
  27. In metal machining, the zone where the heat is generated due to friction between the moving chip and…
  28. Discontinuous chips are formed during machining of
  29. The effective number of lattice points in the unit cell of simple cubic, body centred cubic, and face…
  30. In drilling softer materials, the cutting speed is _________ as compared to harder materials.