Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 0.8 0.3 2.5 0.5 0.8 0.3 2.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardest material so far found is Diamond Graphite Pumice stone Carborundum Diamond Graphite Pumice stone Carborundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction With increase in the carbon percentage in the steel, its Hardness increases Tensile strength increases All of these Ductility reduces Hardness increases Tensile strength increases All of these Ductility reduces ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and Graphite and moving mercury Moving mercury and carbon Moving mercury and crimped steel wire Moving mercury and graphite Graphite and moving mercury Moving mercury and carbon Moving mercury and crimped steel wire Moving mercury and graphite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction To improve the machinability of steel by its softening, it is subjected to Heating Shot blasting Annealing Cold working Heating Shot blasting Annealing Cold working ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bearings subjected to light load are made of Monel White metal Silicon bronze Phosphorous bronze Monel White metal Silicon bronze Phosphorous bronze ANSWER DOWNLOAD EXAMIANS APP
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