Environmental Engineering The percentage of chlorine in fresh bleaching powder is about 40 to 50 10 to 15 20 to 25 30 to 35 40 to 50 10 to 15 20 to 25 30 to 35 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of sewer which is suitable for both combined and separate system is Circular sewer Horseshoe type sewer Egg shaped sewer Semi-elliptical sewer Circular sewer Horseshoe type sewer Egg shaped sewer Semi-elliptical sewer 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 4 mm/hr 20 mm/hr 40 mm/hr 10 mm/hr 4 mm/hr 20 mm/hr 40 mm/hr 10 mm/hr ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is Pressure relief valve Air relief valve Reflux valve Sluice valve Pressure relief valve Air relief valve Reflux valve Sluice valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Septic tank is a (i) Settling tank (ii) Digestion tank (iii) Aeration tank (i) and (ii) Only (i) (i) and (iii) Only (iii) (i) and (ii) Only (i) (i) and (iii) Only (iii) ANSWER DOWNLOAD EXAMIANS APP
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