Environmental Engineering in CE BOD of raw municipal sewage may be in the range of about __________ mg/litre. 2000-3000 5-10 150-300 1-2 2000-3000 5-10 150-300 1-2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels. 105 185 135 160 105 185 135 160 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The weakest sound that can be heard by a person in a quiet environment is equivalent to __________ decibel. 20 1 10 5 20 1 10 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of __________ bacteria in water causes disease like typhoid. Aerobic Anaerobic Non-pathogenic Pathogenic Aerobic Anaerobic Non-pathogenic Pathogenic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ is the process of killing organism in water. Disinfection Sterilisation Coagulation Sedimentation Disinfection Sterilisation Coagulation Sedimentation 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 Ammonia Carbon monoxide Hydrogen Acetylene Ammonia Carbon monoxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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