Workshop Technology Piercing is an operation of cutting A cylindrical hole in a sheet of metal by the punch and the die A hole (other than cylindrical) in a sheet of metal by the punch and the die A flat sheet to the desired shape A number of holes evenly spaced in a regular pattern on a sheet of metal A cylindrical hole in a sheet of metal by the punch and the die A hole (other than cylindrical) in a sheet of metal by the punch and the die A flat sheet to the desired shape A number of holes evenly spaced in a regular pattern on a sheet of metal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Aluminium Cast iron Copper Steel Aluminium Cast iron Copper Steel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of the inner luminous cone of neutral flame is about 1000°C 1250°C 2100°C 3200°C 1000°C 1250°C 2100°C 3200°C 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. Stripper plate machine Sand slinger Squeezing machine Jolt machine Stripper plate machine Sand slinger Squeezing machine Jolt machine ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to get uniform thickness of the plate by rolling process, one provides Camber on the rolls Hardening of the rolls Antifriction bearings Offset on the rolls Camber on the rolls Hardening of the rolls Antifriction bearings Offset on the rolls ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Green sand is a mixture of 50% sand and 50% clay 30% sand and 70% clay 70% sand and 30% clay 90% sand and 10% clay 50% sand and 50% clay 30% sand and 70% clay 70% sand and 30% clay 90% sand and 10% clay ANSWER DOWNLOAD EXAMIANS APP