Civil Engineering MCQs

Page No. 2

Mach number is significant in___________________?


asupersonics, as with projectiles and jet propulsion


bfull immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.


csimultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls


d all of fhe above



According to Bernoulli’s equation for steady ideal fluid flow_______________?


aprinciple of conservation of mass holds


bvelocity and pressure are inversely proportional


c total energy is constant throughout


dthe energy is constant along a stream-line but may vary across streamlines



The equation of continuity holds good when the flow __________________?


ais steady


bis one dimensional


cvelocity is uniform at all the cross sec-tions


d all of the above


View Answer all of the above

Froude number is significant in____________________?


asupersonics, as with projectile and jet propulsion


bfull immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.


csimultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls


dall of the above



Reynolds number is significant in____________________?


asupersonics, as with projectile and jet propulsion


b full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc


c simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls


dall of the above



A large Roynold number is indication of_________________?


asmooth and streamline flow


blaminar flow


csteady flow


dhighly turbulent flow


View Answer highly turbulent flow

In order that flow takes place between two points in a pipeline, the differential pressure between thes^ points must be more than_________________?


africtional force


bviscosity


c surface friction


dall of the above


View Answer all of the above

The pressure in Pascals at a depth of 1 m below the free surface of a body of water will be equal to________________?


a1 Pa


b 91Pa


c981 Pa


d9810 Pa


View Answer 9810 Pa

For pipes, turbulent flow occurs when Reynolds number is_________________?


aless than 2000


b between 2000 and 4000


cmore than 4000


d less than 4000


View Answer more than 4000

A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal tc__________________?


a10 kg


b100 kg


c1000 kg


d1 kg


View Answer 10 kg

Goto Page No.

Page 2 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