Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is Parabolic Rectangular Circular New egged Parabolic Rectangular Circular New egged ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design purposes, the normal rate of infiltration of ground water into the sewer, is 2000 litres/km/cm 500 litres/km/cm 1500 litres/km/cm 1000 litres/km/cm 2000 litres/km/cm 500 litres/km/cm 1500 litres/km/cm 1000 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is generally provided at each Junction All of these Bend Change of gradient Junction All of these Bend Change of gradient ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.15 cumec 0.20 cumec 0.12 cumec 0.10 cumec 0.15 cumec 0.20 cumec 0.12 cumec 0.10 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Horse shoe shaped Parabolic shaped Circular shaped Egg shaped Horse shoe shaped Parabolic shaped Circular shaped Egg shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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