Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Cleaner water Recovery Active decomposition Degradation Cleaner water Recovery Active decomposition Degradation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Carbon dioxide Methane Hydrogen sulphide Oxygen Carbon dioxide Methane Hydrogen sulphide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 3.0 to 4.0 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec 3.0 to 4.0 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry weather flow is: Water supply allowance per capita Average daily rate of flow Average monthly rate of flow Average annual rate of flow Water supply allowance per capita Average daily rate of flow Average monthly rate of flow Average annual rate of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In areas where rainy season is limited to a few months, the type of sewerage system recommended is Separate system Partially separate system Combined system None of these Separate system Partially separate system Combined system None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Design period of 40 to 50 years is adopted for Branch sewers All listed here Main sewers Trunk sewers Branch sewers All listed here Main sewers Trunk sewers ANSWER DOWNLOAD EXAMIANS APP
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