Environmental Engineering Corrosion in concrete sewers is caused by Dissolved oxygen Chlorine Nitrogen Septic conditions Dissolved oxygen Chlorine Nitrogen Septic conditions ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be 40 mm/hr 10 mm/hr 20 mm/hr 4 mm/hr 40 mm/hr 10 mm/hr 20 mm/hr 4 mm/hr ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Residual chlorine in water is determined by Starch iodide method Orthotolidine method None of these Both (A) and (B) Starch iodide method Orthotolidine method None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of BOD exerted at any time is Directly proportional to BOD satisfied Inversely proportional to BOD satisfied Inversely proportional to BOD remaining Directly proportional to BOD remaining Directly proportional to BOD satisfied Inversely proportional to BOD satisfied Inversely proportional to BOD remaining Directly proportional to BOD remaining 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 Scour valve Check valve Safety valve Sluice valve Scour valve Check valve Safety valve Sluice valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The slope of sewer shall be Steeper than 1 in 20 Given in the direction opposite to natural slope of ground Given in the direction of natural slope of ground Zero Steeper than 1 in 20 Given in the direction opposite to natural slope of ground Given in the direction of natural slope of ground Zero ANSWER DOWNLOAD EXAMIANS APP
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