Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 3200°C 2100°C 1800°C 2400°C 3200°C 2100°C 1800°C 2400°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Sand wash is a casting defect which Occurs near the ingates as rough lumps on the surface of a casting Results in a mismatching of the top and bottom parts of a casting Occurs as sand patches on the upper surface of a casting Results in general enlargement of the casting Occurs near the ingates as rough lumps on the surface of a casting Results in a mismatching of the top and bottom parts of a casting Occurs as sand patches on the upper surface of a casting Results in general enlargement of the casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 50°-60° 30°-40° 40°-50° 60°-70° 50°-60° 30°-40° 40°-50° 60°-70° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A hacksaw blade is specified by its Number of teeth Length Material Width Number of teeth Length Material Width ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Tandem drawing of wires and tubes is necessary because Annealing is needed between stages Surface finish improves after every drawing stage It is not possible to reduce at one stage Accuracy in dimensions is not possible otherwise Annealing is needed between stages Surface finish improves after every drawing stage It is not possible to reduce at one stage Accuracy in dimensions is not possible otherwise ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The recrystallisation temperature of steel is 600°C 800°C 400°C None of these 600°C 800°C 400°C None of these ANSWER DOWNLOAD EXAMIANS APP
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