Environmental Engineering in CE Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels. 160 185 105 135 160 185 105 135 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE What are the methods of treatment & disposal of radioactive wastes? All of these Evaporation & chemical precipitation Fixing into a solid mass with cement and sinking deep in the sea Biological methods & adsorption in ion exchange materials All of these Evaporation & chemical precipitation Fixing into a solid mass with cement and sinking deep in the sea Biological methods & adsorption in ion exchange materials ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If carbon monoxide content in atmospheric air exceeds __________ ppm, death is bound to occur. 500 50 3000 (i.e. 0.3%) 1000 500 50 3000 (i.e. 0.3%) 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? None of these Biological decay of vegetable matter Volcanic eruptions and lightening discharges Photochemical oxidation of organic matter None of these Biological decay of vegetable matter Volcanic eruptions and lightening discharges Photochemical oxidation of organic matter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of July June September December July June September December ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of lead for public sewer/waste water is about __________ ppm. 25 150 1 650 25 150 1 650 ANSWER DOWNLOAD EXAMIANS APP
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