Materials and Construction Invar contains the highest percentage of Iron Cobalt Tungsten Vanadium Iron Cobalt Tungsten Vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal used for making bearings should have Low co-efficient of friction between journal and bearing High-co-efficient of friction between journal and bearing Ability to retain lubricant on its surface Both B & C Low co-efficient of friction between journal and bearing High-co-efficient of friction between journal and bearing Ability to retain lubricant on its surface Both B & C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ iron is produced, when molten pig iron is allowed to cool gradually. Grey cast None of these Wrought White cast Grey cast None of these Wrought White cast ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction To improve the machinability of steel by its softening, it is subjected to Shot blasting Cold working Heating Annealing Shot blasting Cold working Heating Annealing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bush bearings are made of Mild steel None of these Phosphorous bronze White metal alloys Mild steel None of these Phosphorous bronze White metal alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the poorest wel-dability? Wrought iron Mild steel High-carbon steel Low carbon steel Wrought iron Mild steel High-carbon steel Low carbon steel ANSWER DOWNLOAD EXAMIANS APP
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