Workshop Technology The increase in hardness due to cold working, is called Flame hardening Induction hardening Work hardening Age hardening Flame hardening Induction hardening Work hardening Age hardening ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When a hole or cavity to be cored is not in line with the parting surface, then a ________ is used. Drop core Vertical core Balanced core Horizontal core Drop core Vertical core Balanced core Horizontal core ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit, used in Thermit welding, is a mixture of Charcoal, iron oxide and aluminium Charcoal and aluminium Charcoal and iron oxide Iron oxide and aluminium Charcoal, iron oxide and aluminium Charcoal and aluminium Charcoal and iron oxide Iron oxide and aluminium ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Give uniform sand hardness throughout the mould Produce uniform packing of sand in 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 Give uniform sand hardness throughout the mould Produce uniform packing of sand in 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 ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a cold chamber die casting machine Melting pot is separate from the machine Melting pot is an integral part of the machine Melting pot may have any location Low temperature and pressure is used Melting pot is separate from the machine Melting pot is an integral part of the machine Melting pot may have any location Low temperature and pressure is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For gas welding, the pressure desired at the welding torch for acetylene is 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² 7 to 103 kN/m² 560 to 840 kN/m² 70 to 280 kN/m² 280 to 560 kN/m² ANSWER DOWNLOAD EXAMIANS APP