Environmental Engineering in CE Fresh domestic sewage is __________ in color. Red Dark brown Grey Black Red Dark brown Grey Black ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) Inhances the green house effect Acts as a green house gas thereby raising earth's temperature Causes increase in sea level Causes asphyxia Inhances the green house effect Acts as a green house gas thereby raising earth's temperature Causes increase in sea level Causes asphyxia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The earth's atmosphere is an envelope of gases present upto a height of about __________ kms. 10 200 1000 2000 10 200 1000 2000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a green house gas other than CO₂ ? Nitrous oxide Methane All of these Chlorofluro carbons (CFC) Nitrous oxide Methane All of these Chlorofluro carbons (CFC) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment plant, zeolite process is used to remove the __________ of water. Hardness Acidity Iron & zinc Alkalinity Hardness Acidity Iron & zinc Alkalinity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is Cavitation Boundary layer separation Fluctuation in liquid flow Pipe vibrations Cavitation Boundary layer separation Fluctuation in liquid flow Pipe vibrations ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS