51. The important heat treatment operations widely used is /are
52. Dislocation density increases due to
53. The velocity at which particles from a fluidised bed are carried away by the fluid passing through it, is known as
54. Which of the following have the highest ductility
55. A process that uses electrical resistance of workpiece and high frequency current induced into the same as a source of heat generation.
56. Ratio of oxygen to acetylene for complete combustion is
57. As the dislocation density increases the crystal
58. Which of the following sets contains only addition polymers?
59. The inflection point of a non-linear function U(r) is at
60. Lath martensitic microstructure we can see in
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