Chemical Engineering MCQs

Page No. 190

The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the_____________________?


aRelative humidity


bRelative saturation


cPercentage saturation


dNone of these


View Answer Percentage saturation

Vena-contracta pressure tapping is at a distance _______________ from the position of an orificemeter fitted in a pipe of internal diameter ‘d’ ?


ad


b0.5 d


c2d


d4d


View Answer 0.5 d

Centre of pressure of a plane surface of arbitrary shape immersed vertically in a static mass of fluid________________?


aLies above the centroid of the plane surface


bIs independent of the specific weight of the fluid


cIs different for different fluids


dIs at the centroid of the plane surface



Manometers measure the ______________ pressure?


aVacuum as well as the atmospheric


bDifference in


cAbsolute


dGage


View Answer Difference in

How much O2 can be obtained from 90 kg of water ?


a32 kg


b80 kg


c64 kg


d90 kg


View Answer 80 kg

Pitot tube measures the ______________ of a fluid?


aPressure


bAverage velocity


cAverage flow rate


dPoint velocity


View Answer Point velocity

For motion of spherical particles in a stationary fluid, the drag co-efficient in hindered settling compared to that in free settling is _______________?


aMore


bLess


cEqual


dMore or less, depending on the type of particle


View Answer More

What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20) ?


aAB3


bA2B3


cA2B


d AB2


View Answer AB3

What causes cavitation in centrifugal pump ?


aHigh suction pressure


bLow barometric pressure


cLow suction pressure


dHigh suction velocity


View Answer Low suction pressure

The pressure at a point in a fluid is not the same in all directions, when the fluid is viscous and___________________?


aMoving


bStatic


cCold


dHot


View Answer Moving

Goto Page No.

Page 190 of 843

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