Environmental Engineering in CE For existence of aquatic life in water, the dissolved oxygen content in it, should not be less than __________ ppm. 1000 500 5 10000 1000 500 5 10000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tri-sodium phosphate is used in boiler water treatment to reduce Caustic embrittlement Dissolved oxygen Suspended silica Turbidity Caustic embrittlement Dissolved oxygen Suspended silica Turbidity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following dust collection equipments is the least efficient (for sub-micronic particles)? Dust catcher (gravity type) Cyclone separator Hollow wet scrubber Bag filter Dust catcher (gravity type) Cyclone separator Hollow wet scrubber Bag filter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant? Mercury Lead Arsenic Aluminium Mercury Lead Arsenic Aluminium ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone level is generally found to be depleted in India in the month of July April February December July April February December ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of mercury in potable (drinking) water is about __________ ppm. 0.1 1 5 0.001 0.1 1 5 0.001 ANSWER DOWNLOAD EXAMIANS APP
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