Environmental Engineering Most suitable section of sewer in separate sewage system is Standard form of egg shaped sewer Rectangular section Circular section Modified egg shaped section Standard form of egg shaped sewer Rectangular section Circular section Modified egg shaped section ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Settling velocity increases with Depth of tank Temperature of liquid Specific gravity of solid particles Size of particles Depth of tank Temperature of liquid Specific gravity of solid particles Size of particles ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Cleaning is done by (i) Scraping and removal in filters slow sand (ii) Back washing in slow sand filters (iii) Scraping and removal in filters rapid sand (iv) Back washing in rapid sand filters The correct answer is (i) and (ii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (ii) and (iv) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank increases if The depth of tank is decreased None of these Particle size is decreased The surface area of tank is increased The depth of tank is decreased None of these Particle size is decreased The surface area of tank is increased ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of Alteration of pressure filters is Greater than that of rapid sand filters Less than that of slow sand filters Equal to that of slow sand filters In between the filtration rate of slow sand filters and rapid sand filters Greater than that of rapid sand filters Less than that of slow sand filters Equal to that of slow sand filters In between the filtration rate of slow sand filters and rapid sand filters ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is Safety valve Check valve Scour valve Sluice valve Safety valve Check valve Scour valve Sluice valve ANSWER DOWNLOAD EXAMIANS APP
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