Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 1800°C 2400°C 2100°C 3200°C 1800°C 2400°C 2100°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Tandem drawing of wires and tubes is necessary because Annealing is needed between stages Accuracy in dimensions is not possible otherwise Surface finish improves after every drawing stage It is not possible to reduce at one stage Annealing is needed between stages Accuracy in dimensions is not possible otherwise Surface finish improves after every drawing stage It is not possible to reduce at one stage ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Carburising flame is used to weld Brass and bronze Steel, cast iron, copper, aluminium etc Hard surfacing materials such as stellite All of these Brass and bronze Steel, cast iron, copper, aluminium etc Hard surfacing materials such as stellite All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Metal patterns are used for Large scale production of castings Small castings Complicated castings Large castings Large scale production of castings Small castings Complicated castings Large castings ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of oxy-hydrogen flame is ________ oxyacetylene flame. Same as More than Less than None of these Same as More than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be machined is marked on the pattern by Yellow colour Blue colour Black colour Red colour Yellow colour Blue colour Black colour Red colour ANSWER DOWNLOAD EXAMIANS APP
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