Chemical Process Use of water having dissolved oxygen in boilers promotes Scale formation Sequestration None of these Corrosion Scale formation Sequestration None of these Corrosion ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Shrinkage volume in cement setting does not depend upon the Water to cement ratio Ambient temperature fluctuation Drying period Sand to cement ratio Water to cement ratio Ambient temperature fluctuation Drying period Sand to cement ratio ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite used in water softening process (cation exchange) is regenerated by washing with Liquid chlorines Chloramines Brine Sodium bisulphite Liquid chlorines Chloramines Brine Sodium bisulphite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes can remove both temporary as well as permanent hardness of water? Boiling Filtration Distillation None of these Boiling Filtration Distillation None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is __________ °C. 30 to 50 -5 to 0 75 to 80 5 to 10 30 to 50 -5 to 0 75 to 80 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used As a rust preventive In hard water for cleaning of cloth As a foam depressant in distillation column As a lubricant As a rust preventive In hard water for cleaning of cloth As a foam depressant in distillation column As a lubricant ANSWER DOWNLOAD EXAMIANS APP
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