Environmental Engineering in CE 80% less than 200 mesh size particles are called Powder Aggregates Grit Smoke Powder Aggregates Grit Smoke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Industrial workers working in leather tanning & manufacturing units are prone to suffer from Silicosis Respirtory ailments (e.g. bronchitis) Blurred vision Skin diseases (e.g. dermatities) Silicosis Respirtory ailments (e.g. bronchitis) Blurred vision Skin diseases (e.g. dermatities) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The main type of sludge gas evolved during sewage treatment in Imhoff tank is CO CH₄ CO₂ H₂ CO CH₄ CO₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is Neutralised by alkali treatment Diluted with fresh water to reduce its acidity Left as such without any treatment None of these Neutralised by alkali treatment Diluted with fresh water to reduce its acidity Left as such without any treatment None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the Rain Vegetation Forestation Green house effect Rain Vegetation Forestation Green house effect ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment plant, zeolite process is used to remove the __________ of water. Alkalinity Acidity Iron & zinc Hardness Alkalinity Acidity Iron & zinc Hardness ANSWER DOWNLOAD EXAMIANS APP
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