Environmental Engineering in CE Noise level inside a jet air liner in normal flight is about __________ decibels. 80 100 145 125 80 100 145 125 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ in water stream are deleterious to aquatic life. Soluble and toxic organics Suspended solids All of these Heavy metals and cynides Soluble and toxic organics Suspended solids All of these Heavy metals and cynides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Atmospheric pollution caused by the exhaust gas of supresonic transport air-crafts is mostly in the atmospheric region called Troposphere Mesosphere Thermosphere Stratosphere Troposphere Mesosphere Thermosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas? Acetylene Carbon monoxide Hydrogen Ammonia Acetylene Carbon monoxide Hydrogen Ammonia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house gases blanket/block the infrared radiation from earth's surface to the atmosphere leading to its progressive warming up. Which of the following gases does not exhibit green house effect? H₂ N₂ CO₂ SO₃ H₂ N₂ CO₂ SO₃ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Phenolic water generated in coke ovens & by-product plant of a steel plant are disposed off by Quenching of hot coke None of these Filtration and recycling for cooling coke oven gas Discharging in the river stream Quenching of hot coke None of these Filtration and recycling for cooling coke oven gas Discharging in the river stream ANSWER DOWNLOAD EXAMIANS APP