Environmental Engineering in CE A man exposed to excessive noise level in the working environment may suffer from All of these Rupture of ear drum Nervousness & fatigue Hearing loss All of these Rupture of ear drum Nervousness & fatigue Hearing loss ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum CO₂ is emitted into the atmosphere by Urea Combustion Biomass burning Trees Urea Combustion Biomass burning Trees ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The most commonly used chemical coagulant in water treatment is Lime Alum Hydrazine Ferrous sulphate Lime Alum Hydrazine Ferrous sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The biological decomposition of organic substances in wastes controlled conditions is called Composting Incineration Biological oxidation None of these Composting Incineration Biological oxidation None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level inside a jet air liner in normal flight is about __________ decibels. 145 100 125 80 145 100 125 80 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 120 105 90 60 120 105 90 60 ANSWER DOWNLOAD EXAMIANS APP
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