Environmental Engineering in CE The progressive warming up of the earth's surface is mainly due to the Thickening of ozone layer Automobile exhaust Blanketing effect of CO₂ in the atmosphere De-forestation Thickening of ozone layer Automobile exhaust Blanketing effect of CO₂ in the atmosphere De-forestation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most detrimental for water used in high pressure boiler? Silica Turbidity Phenol Dissolved oxygen Silica Turbidity Phenol Dissolved oxygen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart is used for the evaluation of __________ pollution. Air Radioactive Noise Water Air Radioactive Noise Water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Black smoke coming out of the chimney of a furnace is an indication of the use of __________ in the furnace. Pulverised coal as fuel Hydrocarbon fuel Low amount of excess combustion air Large quantity of excess combustion air Pulverised coal as fuel Hydrocarbon fuel Low amount of excess combustion air Large quantity of excess combustion air ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur. 50 500 3000 (i.e. 0.3%) 1000 50 500 3000 (i.e. 0.3%) 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a 'particulate'? Smoke & fumes None of these Photochemical smog & soot Dust & mists Smoke & fumes None of these Photochemical smog & soot Dust & mists ANSWER DOWNLOAD EXAMIANS APP
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