Environmental Engineering Mcqs

Q.  The detention period for oxidation ponds is usually kept as______________?

a. 4-8 hours
b. 24 hours
c. 10 to 15 days
d. 3 months


ANSWER: See Answer
 
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MCQs:  The suitable system of sanitation for area of distributed rainfall throughout the year with less intensity is_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Sewerage system is usually designed for_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The hydraulic mean depth (HMD. for an egg-shaped sewer flowing two-third full is_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  If Biochemical oxygen demand (BOD. of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  A sewer that receives the discharge of a number of house sewers is called________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is____________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Hardy cross method of analysis of distribution system________________? 1) involves successive trials 2) takes economic aspects into account 3) is time consuming The correct answer is?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following methods of analysis of water distribution system is most suitable for long and narrow pipe system ?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The layout of distribution system in which water flows towards the outer periphery is_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  As compared to cast iron pipes, steel pipes are______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following compounds is widely used for algae control ?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  In lime-soda process________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is___________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following chemical compounds can be used for dechlorination of water ?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The treatment of water with bleaching powder is known as________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The process in which the chlorination is done beyond the break point is known as_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The disinfection efficiency of chlorine increases by_______________? 1) decreasing the time of contact 2) decreasing the temperature of water 3) increasing the temperature of water The correct answer is ?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Double filtration is used_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Disinfection of water results in______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts