Environmental Engineering in CE Noise level inside a jet air liner in normal flight is about __________ decibels. 125 100 145 80 125 100 145 80 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level during normal conversation among men is about __________ decibles. 45 90 10 115 45 90 10 115 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lung cancer & DNA breakage are the major ill effects of excessive ozone exposure to human beings. Ozone layer depletion in the atmosphere is mainly caused by the presence of SO₂ CFC (chloro fluoro carbon) CO₂ Hydrocarbons SO₂ CFC (chloro fluoro carbon) CO₂ Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. 105 35 95 75 105 35 95 75 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart is used for the evaluation of __________ pollution. Radioactive Noise Air Water Radioactive Noise Air Water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following plants does not emit appreciable amount of SO₂ in atmosphere? Thermal power plant Petroleum refinery Sulphuric acid plant Nitric acid plant Thermal power plant Petroleum refinery Sulphuric acid plant Nitric acid plant ANSWER DOWNLOAD EXAMIANS APP
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