Environmental Engineering in CE __________ can not control the noise pollution. Use of silencers Tree plantation Green house gases Vibration damping Use of silencers Tree plantation Green house gases Vibration damping ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A man exposed to excessive noise level in the working environment may suffer from Nervousness & fatigue Hearing loss Rupture of ear drum All of these Nervousness & fatigue Hearing loss Rupture of ear drum All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard inside a bus in busy city traffic or inside a sub-way train corresponds to about __________ decibels. 120 95 140 75 120 95 140 75 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of NO₂ & NO exposure for the human being is 5 & 25 ppm respectively. Prolonged exposure of human being to NO₂ causes Skin disorder Cancer Bone disease Bronchitis Skin disorder Cancer Bone disease Bronchitis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 80% less than 200 mesh size particles are called Powder Grit Aggregates Smoke Powder Grit Aggregates Smoke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges None of these Biological decay of vegetable matter Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges None of these Biological decay of vegetable matter ANSWER DOWNLOAD EXAMIANS APP
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