Materials and Construction A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion. Heat resisting steel High speed steel Austenitic stainless steel Invar Heat resisting steel High speed steel Austenitic stainless steel Invar ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Purity of electrical grade aluminium should be ≥ __________ percent. 85 95 99.5 90 85 95 99.5 90 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass lined vessels are not used for handling/storing Dilute HNO₃ Hydroflouric acid Dilute HCl Dilute H₂SO₄ Dilute HNO₃ Hydroflouric acid Dilute HCl Dilute H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Vycor, a widely used material for making 'thermal wells' in temperature measurement, is a Metallic alloy Thermosetting plastic Glass Cermet Metallic alloy Thermosetting plastic Glass Cermet ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is used for examining the macro-structure of a material. X-rays Metallurgical microscope Optical microscope Visual inspection by naked eye X-rays Metallurgical microscope Optical microscope Visual inspection by naked eye ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of tin? White-bearing metal German silver Soft solder Pewter type metal White-bearing metal German silver Soft solder Pewter type metal ANSWER DOWNLOAD EXAMIANS APP
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