Environmental Engineering Mcqs

Q.  Alum as a coagulant is found to be most effective when pH range of water is______________?

a. 2 to 4
b. 4 to 6
c. 6 to 8
d. 8 to 10


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  Average rate of water consumption perhead per day as per Indian Standard is______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following sewers is preferred for combined system of sewage ?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The water carriage system of collection of waste product________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The time of concentration is defined as_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The self cleansing velocity for all sewers in India is usually_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The design discharge for the separate sewer system shall be taken as_____________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The minimum and maximum diameters of sewers shall preferably be_________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Most suitable section of sewer in separate sewage system is________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The velocity of flow does not depend on_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The effect of increasing diameter of sewer on the self cleansing velocity is_____________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The type of sewer which is suitable for both combined and separate system is_____________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The pathogens can be killed by_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Sewage treatment units are normally designed for______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Standard BOD is measured at________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The rate of BOD exerted at any time is_____________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be___________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The relative stability of a sewage sample, whose dissolved oxygen is same as the total oxygen required to satisfy BOD, is______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Facultative bacteria are able to work in________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Sewerage system is designed for_______________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Laying of sewers is usually done with the help of________________?
Category: Civil Engineering Mcqs,   Published by: T-Code Scripts