Materials and Construction Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the __________ stress. Proof Yield point Ultimate None of these Proof Yield point Ultimate None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The hardest material just prior to diamond in Mhos scale is Carborundum Topax Calcite Corrundum Carborundum Topax Calcite Corrundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is used for examining the macro-structure of a material. Optical microscope Metallurgical microscope Visual inspection by naked eye X-rays Optical microscope Metallurgical microscope Visual inspection by naked eye X-rays ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of nickel to copper improves its Hardness Ductility Machinability Strength Hardness Ductility Machinability Strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ steel is widely used for the manufacture of motor car crankshafts. Silicon Chrome Nickel High speed Silicon Chrome Nickel High speed ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most resistant material to alkaline corrosion is Nickel Karbate Duriron Aluminium Nickel Karbate Duriron Aluminium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS