Workshop Technology Carburising flame is used to weld Steel, cast iron, copper, aluminium etc Hard surfacing materials such as stellite All of these Brass and bronze Steel, cast iron, copper, aluminium etc Hard surfacing materials such as stellite All of these Brass and bronze ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Green sand is a mixture of 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 50% sand and 50% clay 30% sand and 70% clay ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes, is Depth gauge micrometer Vernier caliper Outside micrometer Inside micrometer Depth gauge micrometer Vernier caliper Outside micrometer Inside micrometer ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which occurs due to improper venting of sand is known as Shift Cold shuts Swell Blow holes Shift Cold shuts Swell Blow holes ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology For arc welding Alternating current with high frequency is used Any one of these Alternating current with low frequency is used Direct current is used Alternating current with high frequency is used Any one of these Alternating current with low frequency is used Direct current is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to Improve mould surface Form a part of a green sand mould Form internal cavities in the casting All of these Improve mould surface Form a part of a green sand mould Form internal cavities in the casting All of these ANSWER DOWNLOAD EXAMIANS APP