Workshop Technology The recrystallisation temperature of steel is 400°C None of these 800°C 600°C 400°C None of these 800°C 600°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A jolt machine is used to 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 Produce uniform packing of sand in the mould Produce uniform sand hardness throughout the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The upsetting is a process of Increasing the cross-section of a bar Reducing the cross-section of a bar Joining the two surfaces of metal under pressure after heating Bending of a bar Increasing the cross-section of a bar Reducing the cross-section of a bar Joining the two surfaces of metal under pressure after heating Bending of a bar ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A pattern maker's shrinkage rule considers All materials of the pattern Only shrinkage allowance All pattern allowances All materials to be cast All materials of the pattern Only shrinkage allowance All pattern allowances All materials to be cast ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During cold working process All of the listed here Strength and hardness of metal increases Close dimensional tolerance can be maintained Grain structure is distorted All of the listed here Strength and hardness of metal increases Close dimensional tolerance can be maintained Grain structure is distorted ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The oxyacetylene gas used in gas welding produce a flame temperature of 3200°C 2400°C 2100°C 1800°C 3200°C 2400°C 2100°C 1800°C ANSWER DOWNLOAD EXAMIANS APP
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