Environmental Engineering The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is Sluice valve Check valve Scour valve Safety valve Sluice valve Check valve Scour valve Safety valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The ratio of 5 day BOD to ultimate BOD is about 43894 43864 43833 1 43894 43864 43833 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The population of a town in three consecutive years are 5000, 7000 and 8400 respectively. The population of the town in the fourth consecutive year according to geometrical increase method is 9800 10920 9500 10100 9800 10920 9500 10100 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The layout of distribution system in which water flows towards the outer periphery is Radial system Ring system Dead end system Grid iron system Radial system Ring system Dead end system Grid iron system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to rapid sand filters, slow sand filters give (i) Slower filtration rate (ii) Higher filtration rate (iii) Lesser efficiency in removal of bacteria (iv) Higher efficiency in removal of bacteria The correct answer is (ii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The length of rectangular sedimentation tank should not be more than (Where ‘B’ is the width of the tank) B 2B 8B 4B B 2B 8B 4B ANSWER DOWNLOAD EXAMIANS APP
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