Environmental Engineering Generally the detention period for grit chambers is kept as 12 hours 1 minute 5 minutes 24 hours 12 hours 1 minute 5 minutes 24 hours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering When there is no recirculation of sewage, then recirculation factor is None of these 1 Infinity None of these 1 Infinity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable layout of distribution system for a city with roads of rectangular pattern is Radial system Dead end system Ring system Grid iron system Radial system Dead end system Ring system Grid iron system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Dissolved oxygen in streams is Minimum at noon Same throughout the day Maximum at midnight Maximum at noon Minimum at noon Same throughout the day Maximum at midnight Maximum at noon ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank increases if The depth of tank is decreased Particle size is decreased None of these The surface area of tank is increased The depth of tank is decreased Particle size is decreased None of these The surface area of tank is increased ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The specific gravity of sewage is Equal to 1 Slightly greater than 1 Much greater than 1 Slightly less than 1 Equal to 1 Slightly greater than 1 Much greater than 1 Slightly less than 1 ANSWER DOWNLOAD EXAMIANS APP