Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Copper Aluminium Steel Cast iron Copper Aluminium Steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Most of the oxyacetylene welding is done with Oxidizing flame All of these Neutral flame Carburising flame Oxidizing flame All of these Neutral flame Carburising flame ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The cold chisels are made by Piercing Rolling Drawing Forging Piercing Rolling Drawing Forging ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 6000°C to 7000°C 3000°C to 4000°C 4000°C to 5000°C 5000°C to 6000°C 6000°C to 7000°C 3000°C to 4000°C 4000°C to 5000°C 5000°C to 6000°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals Porosity of the metal is largely eliminated All of the listed here Mechanical properties are improved due to refinement of grains Grain structure of the metal is refined Porosity of the metal is largely eliminated All of the listed here Mechanical properties are improved due to refinement of grains Grain structure of the metal is refined ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A file removes the metal during Return stroke None of these Both forward and return strokes Forward stroke Return stroke None of these Both forward and return strokes Forward stroke ANSWER DOWNLOAD EXAMIANS APP
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