Water And Wastewater Engineering Set 7

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This set of Water and Wastewater Engineering Multiple Choice Questions & Answers (MCQs) focuses on Water And Wastewater Engineering Set 7

Q1 | Gravity conduits are generally in the form of
Q2 | The bed slope in slow sand filters, is generally kept
Q3 | Perched aquifers are generally found
Q4 | Pick up the incorrect statement from the following:
Q5 | Mostly used coagulant, is
Q6 | A centrifugal pump is required to be primed before starting if it is located
Q7 | Normal values of overflow rate for plain sedimentation tank, is
Q8 | 'Shrouding' is essentially provided in
Q9 | The maximum permissible hardness for public supplies is
Q10 | The chlorine supply cylinders are generally kept at 38°C to 40°C to prevent
Q11 | For calculation of economical diameter D of a pipe in metres for a discharge Q to be pumped incumecs, Lea suggested the empirical formula
Q12 | An earth formation which, although porous and capable of absorbing water does not provide anappreciable supply to wells, is known as
Q13 | Property of earth to allow water to pass through it, is known as
Q14 | If G is the specific gravity of particles of diameter d, the velocity of settlement V in still water atT°C, according to Stoke's law, is
Q15 | Distribution mains of any water supply, is normally designed for its average daily requirement
Q16 | Maximum threshold number permitted for indicating the odour of public water supplies, is
Q17 | The rate of silting in a reservoir
Q18 | Corrosion of well pipes may not be reduced by
Q19 | Recuperation test is carried out to determine
Q20 | Pick up the incorrect statement from the following. The underground sources of water, is from
Q21 | Most important method for calculating discharge for planning a water supply project, is
Q22 | In a rapid sand filter, air binding is caused due to excessive
Q23 | One degree of hardness of water means a content of salts of
Q24 | The U.C. (uniformity coefficient) D60/D10 for the best filter media sand should be
Q25 | Manholes are less common in