Environmental Engineering The settling velocity of a particle in a sedimentation tank increases if The surface area of tank is increased None of these Particle size is decreased The depth of tank is decreased The surface area of tank is increased None of these Particle size is decreased The depth of tank is decreased ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The phenolic compounds in public water supply should not be more than 0.0001 ppm 0.01 ppm 0.001 ppm 0.1 ppm 0.0001 ppm 0.01 ppm 0.001 ppm 0.1 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Residual chlorine in water is determined by None of these Both (A) and (B) Starch iodide method Orthotolidine method None of these Both (A) and (B) Starch iodide method Orthotolidine method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The effective size of sand particles used in slow sand filters is 0.35 to 0.60 mm 0.60 to 1.00 mm 1.00 to 1.80 mm 0.25 to 0.35 mm 0.35 to 0.60 mm 0.60 to 1.00 mm 1.00 to 1.80 mm 0.25 to 0.35 mm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is usually designed for 25 years 26 years 27 years 28 years 25 years 26 years 27 years 28 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Turbidity is measured on Standard silica scale Platinum cobalt scale Standard platinum scale Standard cobalt scale Standard silica scale Platinum cobalt scale Standard platinum scale Standard cobalt scale ANSWER DOWNLOAD EXAMIANS APP
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