Workshop Technology The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called Blanking Shearing Piercing Punching Blanking Shearing Piercing Punching ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In sheet metal work, he cutting force on the tool can be reduced by Increasing the hardness of tool Providing shear on tool Grinding the cutting edges sharp Increasing the hardness of die Increasing the hardness of tool Providing shear on tool Grinding the cutting edges sharp Increasing the hardness of die ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During cold working process Grain structure is distorted Close dimensional tolerance can be maintained Strength and hardness of metal increases All of the listed here Grain structure is distorted Close dimensional tolerance can be maintained Strength and hardness of metal increases All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which results in general enlargement of a casting is known as Shift Swell Sand wash Scab Shift Swell Sand wash Scab ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In order to produce uniform packing of sand in the moulds, a _________ is used. Squeezing machine Sand slinger Jolt machine Stripper plate machine Squeezing machine Sand slinger Jolt machine Stripper plate machine ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 2400°C 3200°C 1800°C 2100°C 2400°C 3200°C 1800°C 2100°C ANSWER DOWNLOAD EXAMIANS APP