1. Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
2. Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water.
3. Presence of non-biodegradable substances, like alkyl benzene sulphonate (ABS) from the detergents in polluted water stream causes
4. During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maximum?
5. A man exposed to excessive noise level in the working environment may suffer from
6. Water effluent generated in printing industry is decolourised by
7. There are thirteen metals which are treated as pollutants. Which of the following metals is not a pollutant?
8. Direct reaction of unsaturated hydrocarbons with either NO or NO2 produces an eye irritating pollutant compound known as
9. Which of the following is an adsorbant for removal of nitrogen oxides from gas/air?
10. 'Safe limit' called Threshold Limit Value (TLV) of carbon monoxide in atmospheric air is < 50 ppm. The main source of carbon monoxide pollutant in air is the
Read More Section(Environmental Engineering in CE)
Each Section contains maximum 100 MCQs question on Environmental Engineering in CE. To get more questions visit other sections.