Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 280 to 560 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology An oxidising process used for aluminium and magnesium articles is called Anodizing Sherardizing Parkerising Galvanizing Anodizing Sherardizing Parkerising Galvanizing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cold working of metal increases Yield strength Hardness All of these Tensile strength Yield strength Hardness All of these Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For arc welding Direct current is used Any one of these Alternating current with low frequency is used Alternating current with high frequency is used Direct current is used Any one of these Alternating current with low frequency is used Alternating current with high frequency is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Sand wash is a casting defect which Occurs as sand patches on the upper surface of a casting Occurs near the ingates as rough lumps on the surface of a casting Results in general enlargement of the casting Results in a mismatching of the top and bottom parts of a casting Occurs as sand patches on the upper surface of a casting Occurs near the ingates as rough lumps on the surface of a casting Results in general enlargement of the casting Results in a mismatching of the top and bottom parts of a casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of cutting of a flat sheet to the desired shape is called Blanking Piercing Punching Shearing Blanking Piercing Punching Shearing ANSWER DOWNLOAD EXAMIANS APP
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