Workshop Technology The welding process used to join the ends of two pipes of uniform cross-section, is Seam welding Projection welding Spot welding Upset butt welding Seam welding Projection welding Spot welding Upset butt welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Work hardening Flame hardening Age hardening Induction hardening Work hardening Flame hardening Age hardening Induction hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The operation of cutting of a flat sheet to the desired shape is called Punching Blanking Shearing Piercing Punching Blanking Shearing Piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct? The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction Any one of the above The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction Any one of the above The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology An oxidising process used for aluminium and magnesium articles is called Parkerising Anodizing Galvanizing Sherardizing Parkerising Anodizing Galvanizing Sherardizing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The hot working of metals is carried out At the recrystallisation temperature Below the recrystallisation temperature Above the recrystallisation temperature At any temperature At the recrystallisation temperature Below the recrystallisation temperature Above the recrystallisation temperature At any temperature ANSWER DOWNLOAD EXAMIANS APP