Workshop Technology Green sand is a mixture of 50% sand and 50% clay 90% sand and 10% clay 70% sand and 30% clay 30% sand and 70% clay 50% sand and 50% clay 90% sand and 10% clay 70% sand and 30% clay 30% sand and 70% clay ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Cores are used to 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 Improve mould surface Form a part of a green sand mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The adhesiveness is the property of sand due to which None of these The sand grains stick together It evolves a great amount of steam and other gases It clings to the sides of a moulding box None of these The sand grains stick together It evolves a great amount of steam and other gases It clings to the sides of a moulding box ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold working of metals is carried out Above the recrystallisation temperature At any temperature At the recrystallisation temperature Below the recrystallisation temperature Above the recrystallisation temperature At any temperature At the recrystallisation temperature Below the recrystallisation temperature ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which of the following methods can be used for manufacturing 2 meter long seamless metallic tubes? Drawing Rolling Extrusion Extrusion and rolling Drawing Rolling Extrusion Extrusion and rolling ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology When a pattern is made in three parts, the top part, is known as a Drag None of these Cope Cheek Drag None of these Cope Cheek ANSWER DOWNLOAD EXAMIANS APP