Chemical Engineering Basics Cold cracking in the heat affected zone of a high strength steel weld can take place because of the Relatively high sulphur content in the base metal Sufficient hydrogen present in the welding arc Martensite formation Retained austenite Relatively high sulphur content in the base metal Sufficient hydrogen present in the welding arc Martensite formation Retained austenite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Surface tension is due to the __________ forces. Cohesive Adhesive Viscous Difference between adhesive & cohesive Cohesive Adhesive Viscous Difference between adhesive & cohesive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ test can be termed as the semi-distructive test. Torsion Hardness Charpy Impact Torsion Hardness Charpy Impact ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is Cheaper Oxidised preferentially Lighter Reduced preferentially Cheaper Oxidised preferentially Lighter Reduced preferentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Friction factor for fluid flow in pipe does not depend upon the Pipe roughness Fluid density & viscosity Mass flow rate of fluid Pipe length Pipe roughness Fluid density & viscosity Mass flow rate of fluid Pipe length ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed in case of heat exchanger of the type Parallel flow with unequal heat capacities Counter flow with equal heat capacities Counter flow with unequal heat capacities Parallel flow with equal heat capacities Parallel flow with unequal heat capacities Counter flow with equal heat capacities Counter flow with unequal heat capacities Parallel flow with equal heat capacities ANSWER DOWNLOAD EXAMIANS APP