Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Piercing Punching Blanking Shearing Piercing Punching Blanking Shearing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a gas welding of mild steel using an oxyacetylene flame, the total amount of acetylene consumed is 10 litres. The oxygen consumption from the cylinder is 10 litres 15 litres 5 litres 20 litres 10 litres 15 litres 5 litres 20 litres ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Riddle is used for Smoothing and cleaning out depressions in the mould Cleaning the moulding sand Moistening the sand around the edge before removing pattern Reinforcement of sand in the top part of moulding box Smoothing and cleaning out depressions in the mould Cleaning the moulding sand Moistening the sand around the edge before removing pattern Reinforcement of sand in the top part of moulding box ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be 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
Workshop Technology In order to ram the sand harder at the back of the mould and softer on the pattern face, a ________ is used. Sand slinger Squeezing machine Jolt machine Stripper plate machine Sand slinger Squeezing machine Jolt machine Stripper plate machine ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 60°-70° 50°-60° 40°-50° 30°-40° 60°-70° 50°-60° 40°-50° 30°-40° ANSWER DOWNLOAD EXAMIANS APP