Workshop Technology Which of the following material can be used for making patterns? Lead Aluminium All of these Wax Lead Aluminium All of these Wax 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 6000°C to 7000°C 5000°C to 6000°C 4000°C to 5000°C 3000°C to 4000°C 6000°C to 7000°C 5000°C to 6000°C 4000°C to 5000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes? Extrusion Drawing Rolling Extrusion and rolling Extrusion Drawing Rolling Extrusion and rolling ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a centrifugal casting method Core is made of nonferrous metal Core is made of sand Core is made of ferrous metal No core is used Core is made of nonferrous metal Core is made of sand Core is made of ferrous metal No core is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Shift is a casting defect which Occurs near the ingates as rough lumps on the surface of a casting Occurs as sand patches on the upper surface of a casting Results in general enlargement of a casting Results in a mismatching of the top and bottom parts of a casting Occurs near the ingates as rough lumps on the surface of a casting Occurs as sand patches on the upper surface of a casting Results in general enlargement of a casting Results in a mismatching of the top and bottom parts of a casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Tandem drawing of wires and tubes is necessary because Surface finish improves after every drawing stage Accuracy in dimensions is not possible otherwise It is not possible to reduce at one stage Annealing is needed between stages Surface finish improves after every drawing stage Accuracy in dimensions is not possible otherwise It is not possible to reduce at one stage Annealing is needed between stages ANSWER DOWNLOAD EXAMIANS APP
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