Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 3200°C 2100°C 2400°C 1800°C 3200°C 2100°C 2400°C 1800°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be left unmachined is marked on the pattern by Blue colour Red colour Black colour Yellow colour Blue colour Red colour Black colour Yellow colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Notching is the operation of Bending a sheet of metal along a curved axis Cutting a sheet of metal through part of its length and then bending the cut portion Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal in a straight line along the length Bending a sheet of metal along a curved axis Cutting a sheet of metal through part of its length and then bending the cut portion Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal in a straight line along the length ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of Argon gas Either (A) or (B) Helium gas None of these Argon gas Either (A) or (B) Helium gas None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the weld is made From right to left Either from left to right or from right to left From left to right First from left to right and then from right to left From right to left Either from left to right or from right to left From left to right First from left to right and then from right to left ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 6000°C to 7000°C 4000°C to 5000°C 5000°C to 6000°C 3000°C to 4000°C 6000°C to 7000°C 4000°C to 5000°C 5000°C to 6000°C 3000°C to 4000°C ANSWER DOWNLOAD EXAMIANS APP