Workshop Technology In sheet metal blanking, shear is provided on punches and dies so that Cut blanks is straight Warping of sheet is minimized Press load is reduced Good cut edge is obtained Cut blanks is straight Warping of sheet is minimized Press load is reduced Good cut edge is obtained ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The recrystallisation temperature of steel is 600°C None of these 400°C 800°C 600°C None of these 400°C 800°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The purpose of a riser is to Deliver molten metal into the mould cavity Deliver the molten metal from pouring basin to gate Act as a reservoir for the molten metal Feed the molten metal to the casting in order to compensate for the shrinkage Deliver molten metal into the mould cavity Deliver the molten metal from pouring basin to gate Act as a reservoir for the molten metal Feed the molten metal to the casting in order to compensate for the shrinkage ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Scribing block is used to Check the surface roughness Check the trueness of flat surfaces Hold the round bars during marking Locate the centres of round bars Check the surface roughness Check the trueness of flat surfaces Hold the round bars during marking Locate the centres of round bars ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 50 to 100 volts 6 to 10 volts 1 to 5 volts 11 to 20 volts 50 to 100 volts 6 to 10 volts 1 to 5 volts 11 to 20 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The shrinkage allowance for cast iron pattern is 16 mm/m 10 mm/m 20 mm/m 26 mm/m 16 mm/m 10 mm/m 20 mm/m 26 mm/m ANSWER DOWNLOAD EXAMIANS APP
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