Environmental Engineering The working conditions in imhoff tanks are Aerobic in lower compartment and anaerobic in upper compartment Anaerobic only anaerobic in lower compartment and aerobic in upper compartment Aerobic only Aerobic in lower compartment and anaerobic in upper compartment Anaerobic only anaerobic in lower compartment and aerobic in upper compartment Aerobic only ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period for oxidation ponds is usually kept as 3 months 10 to 15 days 48 hours 24 hours 3 months 10 to 15 days 48 hours 24 hours 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 Sluice valve Reflux valve Pressure relief valve Air relief valve Sluice valve Reflux valve Pressure relief valve Air relief valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The method of analysis of distribution system in which the domestic supply is neglected and fire demand is considered is Hardy cross method Equivalent pipe method Electrical analysis method Circle method Hardy cross method Equivalent pipe method Electrical analysis method Circle method ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering When there is no recirculation of sewage, then recirculation factor is None of these 1 Infinity None of these 1 Infinity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The polluted water is one which Contains pathogenic bacteria Is safe and suitable for drinking and domestic use Is contaminated Consists of undesirable substances rendering it unfit for drinking and domestic use Contains pathogenic bacteria Is safe and suitable for drinking and domestic use Is contaminated Consists of undesirable substances rendering it unfit for drinking and domestic use ANSWER DOWNLOAD EXAMIANS APP
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