Workshop Technology A zinc diffusion process is called Parkerising Anodizing Galvanizing Sherardizing Parkerising Anodizing Galvanizing Sherardizing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold working of metals is carried out Below the recrystallisation temperature Above the recrystallisation temperature At the recrystallisation temperature At any temperature Below the recrystallisation temperature Above the recrystallisation temperature At the recrystallisation temperature At any temperature ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A file removes the metal during Return stroke None of these Both forward and return strokes Forward stroke Return stroke None of these Both forward and return strokes Forward stroke ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to Improve mould surface Form a part of a green sand mould Form internal cavities in the casting All of these Improve mould surface Form a part of a green sand mould Form internal cavities in the casting All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 5000°C to 6000°C 3000°C to 4000°C 4000°C to 5000°C 6000°C to 7000°C 5000°C to 6000°C 3000°C to 4000°C 4000°C to 5000°C 6000°C to 7000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding magnesium with TIG arc welding, direct current with ________ is used. Reversed polarity Straight polarity None of these Both (A) and (B) Reversed polarity Straight polarity None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP