Workshop Technology The upsetting is a process of Increasing the cross-section of a bar Bending of a bar Joining the two surfaces of metal under pressure after heating Reducing the cross-section of a bar Increasing the cross-section of a bar Bending of a bar Joining the two surfaces of metal under pressure after heating Reducing the cross-section of a bar ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following welding process uses non-consumable electrodes? Manual arc welding Submerged arc welding MIG welding TIG welding Manual arc welding Submerged arc welding MIG welding TIG welding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 3000°C to 4000°C 4000°C to 5000°C 5000°C to 6000°C 6000°C to 7000°C 3000°C to 4000°C 4000°C to 5000°C 5000°C to 6000°C 6000°C to 7000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the electric arc is produced between the work and the electrode by Contact resistance All of these Voltage Flow of current Contact resistance All of these Voltage Flow of current ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit welding is often used in Repairing broken shears Joining rails, truck frames and locomotive frames etc. Replacing broken gear teeth All of these Repairing broken shears Joining rails, truck frames and locomotive frames etc. Replacing broken gear teeth All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Tandem drawing of wires and tubes is necessary because Surface finish improves after every drawing stage Annealing is needed between stages Accuracy in dimensions is not possible otherwise It is not possible to reduce at one stage Surface finish improves after every drawing stage Annealing is needed between stages Accuracy in dimensions is not possible otherwise It is not possible to reduce at one stage ANSWER DOWNLOAD EXAMIANS APP
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