Materials and Construction Hardening of steel is not possible unless it is heated __________ critical point. Between the first & second Above the highest Above the lowest Between the second & third Between the first & second Above the highest Above the lowest Between the second & third ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass lined vessels are not used for handling Hydroflouric acid Dilute HNO₃ Dilute HCI Dilute HNO₃ Hydroflouric acid Dilute HNO₃ Dilute HCI Dilute HNO₃ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Materials having __________ lattice structure are usually most ductile. F.c.c. Cubic c.c. H.c.p. F.c.c. Cubic c.c. H.c.p. ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon percentage is the same in cast iron and Mild steel Pig iron Wrought iron High silicon (14%) iron Mild steel Pig iron Wrought iron High silicon (14%) iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Alpha iron is stable __________ °C. Between 910 & 1403 Above 1800 Above 1403 Upto 910 Between 910 & 1403 Above 1800 Above 1403 Upto 910 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Invar used in thermocouples is an alloy of nickel and Chromium Copper Lead Iron Chromium Copper Lead Iron ANSWER DOWNLOAD EXAMIANS APP
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