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