Environmental Engineering Which of the following chemical compounds can be used for de-chlorination of water? Chloramines Sulphur dioxide Bleaching powder Carbon dioxide Chloramines Sulphur dioxide Bleaching powder Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank increases if The surface area of tank is increased None of these The depth of tank is decreased Particle size is decreased The surface area of tank is increased None of these The depth of tank is decreased Particle size is decreased ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Chlorine demand of water is equal to Difference of applied and residual chlorine Residual chlorine Applied chlorine Sum of applied and residual chlorine Difference of applied and residual chlorine Residual chlorine Applied chlorine Sum of applied and residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Most suitable section of sewer in separate sewage system is Standard form of egg shaped sewer Circular section Modified egg shaped section Rectangular section Standard form of egg shaped sewer Circular section Modified egg shaped section Rectangular section ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period and overflow rate respectively for plain sedimentation as compared to sedimentation with coagulation are generally Less and more Less and less More and less More and more Less and more Less and less More and less More and more ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The process in which the chlorination is done beyond the break point is known as Pre-chlorination Super chlorination Break point chlorination Post chlorination Pre-chlorination Super chlorination Break point chlorination Post chlorination ANSWER DOWNLOAD EXAMIANS APP
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