Workshop Technology The recrystallisation temperature of steel is 800°C None of these 400°C 600°C 800°C None of these 400°C 600°C 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 The surface to be left unmachined is marked on the pattern by Blue colour Black colour Yellow colour Red colour Blue colour Black colour Yellow colour Red colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Structural sections such as rails, angles, I-beams are made by Hot rolling Hot piercing Hot extrusion Hot drawing Hot rolling Hot piercing Hot extrusion Hot drawing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in A pressurized inert gas chamber Open air A shielded gas environment Vacuum A pressurized inert gas chamber Open air A shielded gas environment Vacuum ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The metal patterns as compared to wooden patterns require less Machining allowance Distortion allowance Shrinkage allowance Draft allowance Machining allowance Distortion allowance Shrinkage allowance Draft allowance ANSWER DOWNLOAD EXAMIANS APP