Workshop Technology A casting defect which occurs due to improper venting of sand is known as Cold shuts Swell Blow holes Shift Cold shuts Swell Blow holes Shift ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A sand employed on the faces of the pattern before moulding, is called Parting sand Dry sand Green sand Loam sand Parting sand Dry sand Green sand Loam sand ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated Grain structure of the metal is refined All of the listed here Mechanical properties are improved due to refinement of grains Porosity of the metal is largely eliminated Grain structure of the metal is refined All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as Cold heading Hot piercing Cold peening Extrusion Cold heading Hot piercing Cold peening Extrusion ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The metal patterns as compared to wooden patterns require less Distortion allowance Shrinkage allowance Machining allowance Draft allowance Distortion allowance Shrinkage allowance Machining allowance Draft allowance ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Ram the sand harder at the back of the mould and softer on the pattern face 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 Give uniform sand hardness throughout the mould Ram the sand harder at the back of the mould and softer on the pattern face 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 Give uniform sand hardness throughout the mould ANSWER DOWNLOAD EXAMIANS APP
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