Workshop Technology Cores are used to Form a part of a green sand mould Improve mould surface All of these Form internal cavities in the casting Form a part of a green sand mould Improve mould surface All of these Form internal cavities in the casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The property of sand due to which it evolves a great amount of steam and other gases is called Cohesiveness Adhesiveness Permeability Collapsibility Cohesiveness Adhesiveness Permeability Collapsibility ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of oxy-hydrogen flame is ________ oxyacetylene flame. More than Same as Less than None of these More than Same as Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of Argon gas Helium gas Either (A) or (B) None of these Argon gas Helium gas Either (A) or (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The hot working of metals is carried out Below the recrystallisation temperature At any temperature At the recrystallisation temperature Above the recrystallisation temperature Below the recrystallisation temperature At any temperature At the recrystallisation temperature Above the recrystallisation temperature ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electrode tip diameter (d) in spot welding should be equal to (where t = Thickness of plate to be welded) 1.5 t √t 6 t 3 t 1.5 t √t 6 t 3 t ANSWER DOWNLOAD EXAMIANS APP
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