Chemical Engineering MCQs

Page No. 249

For laminar flow of Newtonian fluid in a circular pipe, the velocity distribution is a function of the distance ‘d’ measured from the centre line of the pipe, and it follows a ______________ relationship?


aLogarithmic

✖


bParabolic

✓


cHyperbolic

✖


dLinear

✖


View Answer Parabolic

For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as_________________?


ad

✖


bd2

✖


cd4

✖


dd̅ 2

✓


View Answer d̅ 2

Which is the most efficient and best for measuring very small flow rate of gases ?


aVenturimeter

✖


bOrificemeter

✖


cRotameter

✓


dFlow nozzle

✖


View Answer Rotameter

Newton’s law of viscosity relates the____________________?


aShear stress and velocity

✖


bVelocity gradient and pressure intensity

✖


cShear stress and rate of angular deformation in a fluid

✓


dPressure gradient and rate of angular deformation

✖



Horsepower increase of a centrifugal gas compressor without altering the volumetric flow rate will _____________ the gas discharge pressure?


aIncrease

✓


bDecrease

✖


cNot change

✖


dExponentially decrease

✖


View Answer Increase

Bernoulli’s equation is not applicable, when the flow is___________________?


aIrrotational

✖


bIncompressible

✖


cViscous

✖


dAll A., B. & C.

✓


View Answer All A., B. & C.

The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop of _____________ fluid?


aDilatent

✓


bPseudo-plastic

✖


cBingham plastic

✖


dNewtonian

✖


View Answer Dilatent

In a/an _____________, the flow rate of fluids is obtained by measuring the difference between the impact and the static pressure?


aRotameter

✖


bPitot tube

✓


cVenturimeter

✖


dFlow nozzle

✖


View Answer Pitot tube

_____________ pump is the most suitable device for discharging a liquid against a pressure of ≥ 1500 kgf/cm2?


aCentrifugal

✖


bPiston

✖


cPlunger

✓


dVane

✖


View Answer Plunger

Pascal law is not applicable for a/an ________________________ fluid?


aAccelerating frictionless

✖


bStatic

✖


cUniformly moving

✖


dNone of these

✓


View Answer None of these

Goto Page No.

Page 249 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