Workshop Technology During hot working of metals 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 Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thread rolling is restricted to Ductile materials None of these Ferrous materials Hard materials Ductile materials None of these Ferrous materials Hard materials ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process of decreasing the cross-section of a bar and increasing its length, is called Peening Drawing down Spinning Upsetting Peening Drawing down Spinning Upsetting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by All of these Flow of current Voltage Contact resistance All of these Flow of current Voltage Contact resistance ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When the dimension is expressed as, then the tolerance is 0.025 mm 0.01 mm 0.06 mm 0.035 mm 0.025 mm 0.01 mm 0.06 mm 0.035 mm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following welding process uses non-consumable electrodes? TIG welding Submerged arc welding Manual arc welding MIG welding TIG welding Submerged arc welding Manual arc welding MIG welding ANSWER DOWNLOAD EXAMIANS APP
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