Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Its dissolved oxygen content Caustic embrittlement Its silica content Foaming from boilers Its dissolved oxygen content Caustic embrittlement Its silica content Foaming from boilers ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The progressive warming up of the earth's surface is mainly due to the De-forestation Automobile exhaust Blanketing effect of CO₂ in the atmosphere Thickening of ozone layer De-forestation Automobile exhaust Blanketing effect of CO₂ in the atmosphere Thickening of ozone layer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of mercury in potable (drinking) water is about __________ ppm. 5 0.001 0.1 1 5 0.001 0.1 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Global warming may result in Cyclone Flood All of these Decrease in food productivity Cyclone Flood All of these Decrease in food productivity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 0.01 0.1 4 1 0.01 0.1 4 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Iron & manganese present as pollutant in water can not be removed by Chlorination Ion exchange process Oxidation followed by settling & filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling & filtration Lime soda process or manganese zeolite process ANSWER DOWNLOAD EXAMIANS APP
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