Chemical Engineering Basics The emf of a Deniell cell Zn | Zn²⁺ || Cu²⁺ | Cu can be increased by Increasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution Increasing the surface area of the electrodes Increasing the concentration of copper sulphate solution Decreasing the surface area of the electrodes Increasing the concentration of zinc sulphate solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Corrosion rate can not be lowered by reducing the __________ of the corroding medium. Temperature Velocity None of these Concentration Temperature Velocity None of these Concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials having __________ lattice structure are usually the most ductile. Body centred cubic (bcc) Hexagonal close packed (hcp) Face centred cubic (fcc) None of these Body centred cubic (bcc) Hexagonal close packed (hcp) Face centred cubic (fcc) None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Flakes Cementite Nodular aggregates of graphite Spheroids Flakes Cementite Nodular aggregates of graphite Spheroids 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 1/T² T² 1/T T 1/T² T² 1/T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Ultimate strength in tension as compared to that in shear for steel is Half One fourth One third One and half times Half One fourth One third One and half times ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS