Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Both (A) and (B) Reversed polarity Straight polarity None of these Both (A) and (B) Reversed polarity Straight polarity None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Lancing is the operation of Bending a sheet of metal along a curved axis Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal through part of its length and then bending the cut portion Cutting a sheet of metal in a straight line along the length Bending a sheet of metal along a curved axis Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal through part of its length and then bending the cut portion Cutting a sheet of metal in a straight line along the length ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Acetylene gas is stored in cylinders in Any one of the listed here Solid form Gaseous form Liquid form Any one of the listed here Solid form Gaseous form Liquid form ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness less than 5 mm, its edges Should have a double-V or U-groove on both sides Should have a double-V or U-groove on one side Do not require bevelling Should be bevelled to a single-V or U-groove Should have a double-V or U-groove on both sides Should have a double-V or U-groove on one side Do not require bevelling Should be bevelled to a single-V or U-groove ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Spot welding is used for welding Butt joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having thickness above 3 mm Lap joints in plates having thickness above 3 mm Lap joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having 0.025 mm to 1.25 mm thickness Butt joints in plates having thickness above 3 mm Lap joints in plates having thickness above 3 mm Lap joints in plates having 0.025 mm to 1.25 mm thickness ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The purpose of a riser is to Deliver the molten metal from pouring basin to gate Act as a reservoir for the molten metal Deliver molten metal into the mould cavity Feed the molten metal to the casting in order to compensate for the shrinkage Deliver the molten metal from pouring basin to gate Act as a reservoir for the molten metal Deliver molten metal into the mould cavity Feed the molten metal to the casting in order to compensate for the shrinkage ANSWER DOWNLOAD EXAMIANS APP