Chemical Process Which of the following is used as a coagulant in water treatment? Ferrous sulphate Chlorine Hydrogen peroxide Chloramine Ferrous sulphate Chlorine Hydrogen peroxide Chloramine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Proximate analysis of coal determines its __________ content. Moisture & volatile matter Moisture, ash, sulphur & volatile matter Moisture, sulphur, nitrogen & fixed carbon None of these Moisture & volatile matter Moisture, ash, sulphur & volatile matter Moisture, sulphur, nitrogen & fixed carbon None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Dehydrogenation of ethyl benzene produces Phenol Styrene Benzoic acid Naphthalene Phenol Styrene Benzoic acid Naphthalene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chloramines are used in water treatment for Corrosion control Removing turbidity Disinfection and control of taste & odour Control of bacteria Corrosion control Removing turbidity Disinfection and control of taste & odour Control of bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Blue vitriol is chemically Aluminium sulphate Ferrous sulphate Copper nitrate Copper sulphate Aluminium sulphate Ferrous sulphate Copper nitrate Copper sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Viscosity index improver (like polystrene or polyisobutylene) is added to lubricant to Reduce its viscosity Increase its viscosity Increase the variation in its viscosity with temperature Reduce the variation in its viscosity with temperature Reduce its viscosity Increase its viscosity Increase the variation in its viscosity with temperature Reduce the variation in its viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
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