Workshop Technology Piercing is an operation of cutting A hole (other than cylindrical) in a sheet of metal by the punch and the die A cylindrical hole in a sheet of metal by the punch and the die A number of holes evenly spaced in a regular pattern on a sheet of metal A flat sheet to the desired shape A hole (other than cylindrical) in a sheet of metal by the punch and the die A cylindrical hole in a sheet of metal by the punch and the die A number of holes evenly spaced in a regular pattern on a sheet of metal A flat sheet to the desired shape ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In blanking operation, the clearance is provided on Punch Half on the punch and half on the die Die Either on punch or die depending upon designer's choice Punch Half on the punch and half on the die Die Either on punch or die depending upon designer's choice ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold chisels are made from Cast iron High speed steel Cast tool steel Mild steel Cast iron High speed steel Cast tool steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In sheet metal blanking, shear is provided on punches and dies so that Press load is reduced Cut blanks is straight Warping of sheet is minimized Good cut edge is obtained Press load is reduced Cut blanks is straight Warping of sheet is minimized Good cut edge is obtained ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform packing of sand in the mould Give uniform sand hardness throughout the mould Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform packing of sand in the mould Give uniform sand hardness throughout the mould 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 20 mm/m 16 mm/m 10 mm/m 26 mm/m 20 mm/m 16 mm/m 10 mm/m 26 mm/m ANSWER DOWNLOAD EXAMIANS APP