Workshop Technology In welding copper alloys with TIG arc welding Alternating current is used Direct current with reversed polarity is used Direct current with straight polarity is used Any one of the listed here Alternating current is used Direct current with reversed polarity is used Direct current with straight polarity is used Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Give uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Produce uniform packing of sand in the mould Give uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Produce uniform packing of sand in the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology V-block is used to None of these Check the trueness of flat surfaces Check the surface roughness Locate centres of round rods None of these Check the trueness of flat surfaces Check the surface roughness Locate centres of round rods ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for oxygen is 7 to 103 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 7 to 103 kN/m² 280 to 560 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The mode of deformation of the metal during spinning is Rolling and stretching Stretching Bending and stretching Bending Rolling and stretching Stretching Bending and stretching Bending ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Riddle is used for Cleaning the moulding sand Smoothing and cleaning out depressions in the mould Moistening the sand around the edge before removing pattern Reinforcement of sand in the top part of moulding box Cleaning the moulding sand Smoothing and cleaning out depressions in the mould Moistening the sand around the edge before removing pattern Reinforcement of sand in the top part of moulding box ANSWER DOWNLOAD EXAMIANS APP