Chemical Engineering Basics Filler material used in welding having the lowest melting point out of the following is Brazing spelter Soft solder Aluminium Silver solder Brazing spelter Soft solder Aluminium Silver solder ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Cobalt, chromium & tungsten Cobalt, zirconium & molybdenum Molybdenun, tungsten & chromium Cobalt, chromium & nickel Cobalt, chromium & tungsten Cobalt, zirconium & molybdenum Molybdenun, tungsten & chromium Cobalt, chromium & nickel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is not a characteristic observed in material failure by fatigue fracture ? Initation of crack occurs on the surface of the machine part Plastic deformation of material does not occur Initiation of crack from below the surface does not occur Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initation of crack occurs on the surface of the machine part Plastic deformation of material does not occur Initiation of crack from below the surface does not occur Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Eutectoid reaction for iron-carbon system occurs at a temperature of __________ °C. 1493 1147 959 597 1493 1147 959 597 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Factor of safety is the ratio of the __________ stress to the working stress. Tensile Compressive Yield Bearing Tensile Compressive Yield Bearing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics A cylinderical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is 0.25 0.33 0.44 0.25 0.33 0.44 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS