Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Blanking Shearing Punching Piercing Blanking Shearing Punching Piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The fullers are used To finish the punched hole For finishing flat surfaces For necking down a piece of work For punching a hole To finish the punched hole For finishing flat surfaces For necking down a piece of work For punching a hole ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes, is Inside micrometer Vernier caliper Depth gauge micrometer Outside micrometer Inside micrometer Vernier caliper Depth gauge micrometer Outside micrometer ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following welding method uses a pool of molten metal? Carbon arc welding Submerged arc welding MIG arc welding TIG arc welding Carbon arc welding Submerged arc welding MIG arc welding TIG arc welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes? Extrusion and rolling Rolling Extrusion Drawing Extrusion and rolling Rolling Extrusion Drawing ANSWER DOWNLOAD EXAMIANS APP
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