Workshop Technology Thermit, used in Thermit welding, is a mixture of Charcoal and iron oxide Charcoal and aluminium Iron oxide and aluminium Charcoal, iron oxide and aluminium Charcoal and iron oxide Charcoal and aluminium Iron oxide and aluminium Charcoal, iron oxide and aluminium ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 3000°C to 4000°C 4000°C to 5000°C 6000°C to 7000°C 5000°C to 6000°C 3000°C to 4000°C 4000°C to 5000°C 6000°C to 7000°C 5000°C to 6000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Lancing is the operation of Cutting a sheet of metal through part of its length and then bending the cut portion Bending a sheet of metal along a curved axis Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal in a straight line along the length Cutting a sheet of metal through part of its length and then bending the cut portion Bending a sheet of metal along a curved axis Removal of metal to the desired shape from the edge of a plate Cutting a sheet of metal in a straight line along the length ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process of increasing the cross-section of a bar at the expense of its length, is called Peening Upsetting Spinning Drawing down Peening Upsetting Spinning Drawing down ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For smoothing and cleaning out depressions in the mould, a ________ is used. Swab Gagger Lifter Slick Swab Gagger Lifter Slick ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A sand employed on the faces of the pattern before moulding, is called Loam sand Green sand Dry sand Parting sand Loam sand Green sand Dry sand Parting sand ANSWER DOWNLOAD EXAMIANS APP