Workshop Technology If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be 16 mm/m 26 mm/m 20 mm/m 10 mm/m 16 mm/m 26 mm/m 20 mm/m 10 mm/m ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In welding copper alloys with TIG arc welding Direct current with reversed polarity is used Direct current with straight polarity is used Alternating current is used Any one of the listed here Direct current with reversed polarity is used Direct current with straight polarity is used Alternating current is used Any one of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A jolt machine is used to 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 Produce uniform packing of sand in the mould ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Blanking and piercing operations can be performed simultaneously in a Simple die Compound die Combination die Progressive die Simple die Compound die Combination die Progressive die ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology the most preferred process for casting gas turbine blades is Die casting Sand casting Shell moulding Investment moulding Die casting Sand casting Shell moulding Investment moulding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The sand used for making cores is Oil sand Loam sand Dry sand Green sand Oil sand Loam sand Dry sand Green sand ANSWER DOWNLOAD EXAMIANS APP
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