Environmental Engineering in CE A gas is termed as non-toxic, if its maximum permissible concentration (TLV) ranges from __________ ppm. 10000 to 100000 3000 to 6000 1000 to 2000 6000 to 9000 10000 to 100000 3000 to 6000 1000 to 2000 6000 to 9000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank. Sedimentation Filtration Digestion Both B and C Sedimentation Filtration Digestion Both B and C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of high concentration of ozone and smog in atmospheric air causes the Damage of electrical insulator on high tension power line Embrittlement & decrease of folding resistance of paper Cracking of rubber products Fading of dye on textiles Damage of electrical insulator on high tension power line Embrittlement & decrease of folding resistance of paper Cracking of rubber products Fading of dye on textiles ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The upper layer of atmosphere is called the Stratosphere None of these Troposphere Ionosphere Stratosphere None of these Troposphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In the context of the chemical process industries, the term BOD is normally associated with the Characterisation of boiler feed water Organic concentration in gaseous effluents Characterisation of liquid effluents Characterisation of solid wastes Characterisation of boiler feed water Organic concentration in gaseous effluents Characterisation of liquid effluents Characterisation of solid wastes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ in water stream are deleterious to aquatic life. All of these Suspended solids Soluble and toxic organics Heavy metals and cynides All of these Suspended solids Soluble and toxic organics Heavy metals and cynides ANSWER DOWNLOAD EXAMIANS APP
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