Chemical Process Most widely and commonly used coagulant for the removal of suspended impurities in water is Slaked lime Bleaching powder Copper sulphate Alum Slaked lime Bleaching powder Copper sulphate Alum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Conversion of CO to CO₂ by steam in presence of a catalyst is called Shift conversion Steam gasification None of these Steam reforming Shift conversion Steam gasification None of these Steam reforming ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is recovered from lye by Liquid extraction technique Extractive distillation technique None of these Evaporation followed by vacuum distillation Liquid extraction technique Extractive distillation technique None of these Evaporation followed by vacuum distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermosetting materials None of these Soften on application of heat Are solvent soluble Are cross-linked molecules None of these Soften on application of heat Are solvent soluble Are cross-linked molecules ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Precipitation Dispersion Emulsification Wetting Precipitation Dispersion Emulsification Wetting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm. 800 1600 8500 4000 800 1600 8500 4000 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS