# Water And Wastewater Engineering Set 11

This set of Water and Wastewater Engineering Multiple Choice Questions & Answers (MCQs) focuses on Water And Wastewater Engineering Set 11

Q1 | Percussion drilling is unsuitable in
Q2 | Rapid gravity filters can remove bacterial impurities up to a maximum of
Q3 | Continuous flow of water can be expected from
Q4 | Reciprocating pumps
Q5 | Low turbidity of water is detected by
Q6 | Silt storage is the same as
Q7 | The type of pipe commonly used in water supply distribution schemes, is
Q8 | Pick up the incorrect statement from the following. The source of surface water is from
Q9 | The discharge Q = 2????????/2.3 log10 (R/rw) for the confined tube well is obtained from
Q10 | m and n are monsoon duration factor and catchment factor respectively. If P is yearly rainfall in cm, runoff can be calculated by
Q11 | In a rapid gravity filter
Q12 | The maximum permissible nitrites in public water supplies, is
Q13 | Most commonly used section in grade aqueducts, is
Q14 | The most important and widely used tube well in India, is
Q15 | Critical time for developing a water hammer, is the time required for
Q16 | Bacterias which can survive with or without free oxygen, are known
Q17 | The standard B.O.D. at 20°C, is taken for the consumption in
Q18 | Distribution of wash water is provided in
Q19 | If P is population of a city in thousands and Q is fire demand in litres per minute, for properestimate of water, the Empirical formula Q = 1135 [(P/5) + 10] is suggested by
Q20 | During treatment of water, sedimentation is done
Q21 | The ratio of the maximum daily consumption to the average daily demand, is
Q22 | From the surface of reservoir, evaporation may be minimized by sprinkling
Q23 | The transitional middle portion of a logistic curve follows
Q24 | For plain chlorination of water, the quantity of chlorine used, is
Q25 | In distribution pipes, air valves are provided at