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? CO₂ N₂ SO₃ H₂ CO₂ N₂ SO₃ H₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ionisation potential employed in the industrial electrostatic precipitator is of the order of 230 V DC 30 to 70 kV DC 230 V AC 30 to 70 kV AC 230 V DC 30 to 70 kV DC 230 V AC 30 to 70 kV AC ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 5-200 μm size particles are called Dust Powder Smoke Colloids or aerosols Dust Powder Smoke Colloids or aerosols ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The pH value of potable water should be between 4 to 5 6.5 to 8 1 to 1.5 13 to 14 4 to 5 6.5 to 8 1 to 1.5 13 to 14 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. 95 35 75 105 95 35 75 105 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 80% less than 200 mesh size particles are called Grit Powder Aggregates Smoke Grit Powder Aggregates Smoke ANSWER DOWNLOAD EXAMIANS APP
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