Environmental Engineering in CE Which of the following pollutants is not emitted during volcanic eruptions? Hydrocarbons SO₂ CO H₂S Hydrocarbons SO₂ CO H₂S ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE H₂S present in gaseous stream can be removed by adsorption on Bog iron Active carbon Silica gel Limestone powder Bog iron Active carbon Silica gel Limestone powder ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing __________ molecules of ozones. 10⁹ 10² 10¹⁵ 10⁵ 10⁹ 10² 10¹⁵ 10⁵ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to SO₂ containing chimney gases results in the Reduction in strength of leather & cloth Acceleration of corrosion rates of metals All of these Increased drying & hardening time of paints Reduction in strength of leather & cloth Acceleration of corrosion rates of metals All of these Increased drying & hardening time of paints ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ bacteria in water causes disease like typhoid. Non-pathogenic Anaerobic Pathogenic Aerobic Non-pathogenic Anaerobic Pathogenic Aerobic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The permissible color for domestic water supply is __________ ppm. 100 1 1000 20 100 1 1000 20 ANSWER DOWNLOAD EXAMIANS APP
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