Civil Engineering MCQs

Page No. 45

The sewer pipes__________________?


aCarry sewage as gravity conduits


bAre designed for generating self-cleansing velocities at different discharge


cShould resist the wear and tear caused due to abrasion


dAll the above


View Answer All the above

The density of population over 40 hectares is 250/hectare. If water supply demand per day is 200 litres and sewage discharge is 80% of water supply, the sewage flow in sewers of separate system, is_____________________?


a0.05552 cumec


b0.05554 cumec


c0.05556 cumec


d0.0556 cumec


View Answer 0.05556 cumec

Pick up the correct statement from the following?


aThe water supply pipes carry pure water free from solid particles


b The water supply pipes get clogged if flow velocity is less than self cleansing velocity


cThe sewers may be carried up and down the hills and valleys


dThe sewer pipes are generally laid along level hills



The temperature affects the________________?


aBiological activity of bacteria in sewage


bSolubility of gases in sewage


c Viscosity of sewage


d All the above


View Answer All the above

Sludge banks are formed if sewage is disposed of in____________________ ?


aRivers


bSeas


cLakes


dNone of these


View Answer Seas

Chlorination of water is done for the removal of____________________?


aBacterias


bSuspended solids


cSediments


dHardness


View Answer Bacterias

The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called ____________________?


aInverted syphon


bDepressed sewer


cSag pipe


dall of these


View Answer all of these

The ratio of maximum sewage flow to average sewage flow for mains up to 1 m in diameter, is___________________?


a1.5


b 2.0


c 3.0


d 4.0


View Answer 2.0

In a grit chamber of a sewage treatment plant ____________________?


aFlow velocity 0.15 m to 0.3 m/sec is kept


bDepth of 0.9 m to 1.20 m is kept


cOne minute of detention period is kept


d All the above


View Answer All the above

Pick up the correct statement from the following ?


aSmall sewers are cleaned by flushing


bMedium sewers are cleaned by cane rodding


c Medium sewers may be cleaned by pills


dAll the above


View Answer All the above

Goto Page No.

Page 45 of 302

Alphabetical MCQs Categories

Here below You find all kind of categories of MCQs in alphabetical order.


"Comprehensive Collection of MCQs: Alphabetically Organized by Subject"

"Discover an extensive collection of multiple-choice questions (MCQs) neatly categorized by subject from A to Z. This resource is designed for anyone eager to explore various topics in a straightforward and organized manner. Whether you're a student preparing for exams, an educator seeking supplementary materials, or simply curious about different subjects, this compilation offers a convenient way to learn and assess your knowledge. With questions arranged alphabetically, navigation is effortless, allowing you to delve into subjects of interest at your own pace. Engage, learn, and expand your understanding with this accessible and comprehensive repository of MCQs!"


BolPakistan

bolpakistan.com.pk includes Job Mcqs and Pak Mcqs is the Top Largest Mcqs Forum in World, in which you can read Mcqs of All Subjects, PPSC test preparation, FPSC, NTS and PPSC PAST PAPERS, PPSC PAST MCQS. A Collection of Repeated MCQs for JOBs seekers.

Copyright © 2024, Designed & Developed by BolPakistan