Environmental Engineering in CE Which of the following pollutants is not emitted during volcanic eruptions? SO₂ Hydrocarbons H₂S CO SO₂ Hydrocarbons H₂S CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant? Benzene hexachloride Alkyl benzene sulphonate (ABS) Alkalis Chlorine Benzene hexachloride Alkyl benzene sulphonate (ABS) Alkalis Chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes Corrosion, tarnishing & soiling of metals Fading of dyes on textiles Reduced strength of textiles All of these Corrosion, tarnishing & soiling of metals Fading of dyes on textiles Reduced strength of textiles All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Replenishment of dissolved oxygen in water stream polluted with industrial waste occurs by Neither A nor B Photosynthetic action of algae Both A & B Natural aeration of water stream Neither A nor B Photosynthetic action of algae Both A & B Natural aeration of water stream ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is not formed due to the presence of __________ in the atmosphere. Any of these SO₂ CO₂ NOx Any of these SO₂ CO₂ NOx ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of high concentration of ozone and smog in atmospheric air causes the Cracking of rubber products Damage of electrical insulator on high tension power line Fading of dye on textiles Embrittlement & decrease of folding resistance of paper Cracking of rubber products Damage of electrical insulator on high tension power line Fading of dye on textiles Embrittlement & decrease of folding resistance of paper ANSWER DOWNLOAD EXAMIANS APP
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