Workshop Technology The cold working of metals is carried out At the recrystallisation temperature Below the recrystallisation temperature Above the recrystallisation temperature At any temperature At the recrystallisation temperature Below the recrystallisation temperature Above the recrystallisation temperature At any temperature ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be machined is marked on the pattern by Blue colour Black colour Yellow colour Red colour Blue colour Black colour Yellow colour Red colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The current in electric resistance welding can be regulated by Changing the primary turns of the transformer Changing the secondary turns of the transformer Varying the input supply Any one of the listed here Changing the primary turns of the transformer Changing the secondary turns of the transformer Varying the input supply Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A jolt machine is used to Produce uniform packing of sand in the mould Produce uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Produce uniform packing of sand in the mould Produce uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The electron beam welding can be carried out in A pressurized inert gas chamber A shielded gas environment Vacuum Open air A pressurized inert gas chamber A shielded gas environment Vacuum Open air ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In backhand welding, the angle between the welding torch and the work is kept as 30°-40° 60°-70° 40°-50° 50°-60° 30°-40° 60°-70° 40°-50° 50°-60° ANSWER DOWNLOAD EXAMIANS APP