Chemical Engineering Basics Which of the following is not a characteristic observed in material failure by fatigue fracture ? Initiation of crack from below the surface does not occur Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initiation of crack from below the surface does not occur Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which one is neutral in character ? N₂O₅ N₂O₃ N₂O N₂O₄ N₂O₅ N₂O₃ N₂O N₂O₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Cold chiesel & hammers are made of High speed steel High carbon steel Mild steel Forged steel High speed steel High carbon steel Mild steel Forged steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the hardest oxide and is hence used where high wear resistance at high temperature is required. Zirconia Alumina Magnesia Beryllia Zirconia Alumina Magnesia Beryllia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Ignition of fuel in a diesel engine is by Hot compressed air None of these Spark Fuel injection Hot compressed air None of these Spark Fuel injection ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Salvage value is the most flexible criteria for analysing a financial investment. 'Salvaging' means Disposing off machine/property, which is no longer useful in the present scenerio Writing off the obsolete machine/ property Mortgaging the obsolete machine/property Disposing off a machine/property on as is where is basis Disposing off machine/property, which is no longer useful in the present scenerio Writing off the obsolete machine/ property Mortgaging the obsolete machine/property Disposing off a machine/property on as is where is basis ANSWER DOWNLOAD EXAMIANS APP