Manufacturing And Production Technology What is the method of brazing used to join relatively small assemblies made from materials that either do not oxidize at the brazing temperature or can be protected from oxidation with a flux? Dip brazing Furnace brazing Torch brazing Resistance brazing Dip brazing Furnace brazing Torch brazing Resistance brazing ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to a height of 25 mm. The percentage change in diameter is 41.4 2.07 20.7 41.4 2.07 20.7 ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to drill a through hole in a mild steel plate 20 mm thickness. The depth of cut in this drilling operation is 100 mm 20 mm 10 mm 0.2 mm 100 mm 20 mm 10 mm 0.2 mm ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In which of the following machine, the work is usually rotated while the drill is fed into work? Gang drilling machine Radial drilling machine Deep hole drilling machine Sensitive drilling machine Gang drilling machine Radial drilling machine Deep hole drilling machine Sensitive drilling machine ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz. Calculate R.P.M. and energy requirement of the above circular electrodes assuming effective resistance between electrodes as 100 ohm. 6.8 rpm, 6 joules 2.17 rpm, 600 joules 22 rpm, 600 joules 5.03 rpm, 600 joules 6.8 rpm, 6 joules 2.17 rpm, 600 joules 22 rpm, 600 joules 5.03 rpm, 600 joules ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate Increases, becomes stable and then decreases Decreases continuously Increases continuously Decreases becomes stable and then increases Increases, becomes stable and then decreases Decreases continuously Increases continuously Decreases becomes stable and then increases ANSWER DOWNLOAD EXAMIANS APP
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