Environmental Engineering in CE The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is Cavitation Pipe vibrations Fluctuation in liquid flow Boundary layer separation Cavitation Pipe vibrations Fluctuation in liquid flow Boundary layer separation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? Forest fire None of these Deforestation Volcanic eruption Forest fire None of these Deforestation Volcanic eruption ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water. Color (Hazen) Total solids Turbidity All of these Color (Hazen) Total solids Turbidity All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ethanolamine is an absorbant used for the removal of __________ from air/gas. SO₂ HF H₂S Both B & C SO₂ HF H₂S Both B & C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of mercury in human blood is __________ micrograms/100 c.c. 7 19 1 82 7 19 1 82 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of volatile compounds like gasoline, oil, alcohol, ether etc. in municipal sewers may cause Explosion Undesirable plant growth Non biodegradable foam Corrosion Explosion Undesirable plant growth Non biodegradable foam Corrosion ANSWER DOWNLOAD EXAMIANS APP
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