Chemical Engineering Basics Castability of aluminium is increased by the addition of __________ in it. Manganese Bismuth Lead Silicon Manganese Bismuth Lead Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics At the point of boundary layer separation in fluid flow, the Shear stress is maximum Density variation is maximum Shear stress is zero Velocity gradient is flat Shear stress is maximum Density variation is maximum Shear stress is zero Velocity gradient is flat ANSWER DOWNLOAD EXAMIANS APP
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 Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part 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 Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Kinematic viscosity of water as compared to that of air is 15% less Same More 15% more 15% less Same More 15% more ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The ratio of thermal & electrical conductivity is same for all the metals at the same temperature ; and at around room temperature, this ratio is proportional to(where, T = absolute temperature, °K) T T² 1/T² 1/T T T² 1/T² 1/T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Lead is poured into the joints between two __________ pipes. Steel Plastic Concrete Cast iron Steel Plastic Concrete Cast iron ANSWER DOWNLOAD EXAMIANS APP