Workshop Technology For arc welding Alternating current with low frequency is used Alternating current with high frequency is used Any one of these Direct current is used Alternating current with low frequency is used Alternating current with high frequency is used Any one of these Direct current is used ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The recrystallisation temperature of steel is None of these 400°C 800°C 600°C None of these 400°C 800°C 600°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit welding is often used in Repairing broken shears All of these Replacing broken gear teeth Joining rails, truck frames and locomotive frames etc. Repairing broken shears All of these Replacing broken gear teeth Joining rails, truck frames and locomotive frames etc. ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The adhesiveness is the property of sand due to which 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 None of these The sand grains stick together ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cutting edge of a chisel should be Hardened Hardened and tempered Tempered Case hardened Hardened Hardened and tempered Tempered Case hardened 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 Produce uniform sand hardness throughout the mould Produce uniform packing of sand in the mould Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform sand hardness throughout the mould Produce uniform packing of sand in the mould Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould ANSWER DOWNLOAD EXAMIANS APP
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