Workshop Technology During hot working of metals Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated All of the listed here Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated All of the listed here Grain structure of the metal is refined ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The acetylene cylinder is usually painted with White colour Maroon colour Yellow colour Black colour White colour Maroon colour Yellow colour Black colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The consumable electrode is used in Submerged arc welding TIG arc welding MIG arc welding Carbon arc welding Submerged arc welding TIG arc welding MIG arc welding Carbon arc welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process of decreasing the cross-section of a bar and increasing its length, is called Upsetting Peening Drawing down Spinning Upsetting Peening Drawing down Spinning ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For welding plates of thickness more than 12.5 mm, its edges Should have a double-V or U-groove on one side Do not require bevelling Should have a double-V or U-groove on both sides Should be bevelled to a single-V or U-groove Should have a double-V or U-groove on one side Do not require bevelling Should have a double-V or U-groove on both sides Should be bevelled to a single-V or U-groove ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When the dimension is expressed as 20 -0.025 ⁺⁰∙⁰³⁵, then the basic size is 20.035 mm 20.025 mm 19.975 mm 20 mm 20.035 mm 20.025 mm 19.975 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP