Chemical Engineering MCQs

Page No. 133

White cast iron as compared to grey cast iron is ________________?


aMore durable


bVery brittle


cVery hard


dAll A., B. & C.


View Answer All A., B. & C.

Brine solution is stored/treated in _______________ lined vessels/pipes?


aRubber


bLead


cGlass


dNickel


View Answer Nickel

Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor) ?


aFreon


bLiquid sulphur dioxide


cMethyl chloride


dAmmonia


View Answer Freon

Compressive strength of wood is usually more along the grains. The tenile strength of wood as compared to that of steel is about_______________?


aHalf


bOne third


cOne fifth


dOne twelfth


View Answer One fifth

Which of the following has a very high carbide forming tendency in steels ?


aSilicon


bChromium


cNickel


dVanadium


View Answer Vanadium

Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines ?


aSilicon steel


bChromium steel


cMolybdenum steel


dNone of these


View Answer Silicon steel

Silicon percentage in iron castings to have maximum hardness should be about__________________?


a0.3


b0.5


c0.8


d2.5


View Answer 0.8

A/an ____________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor?


aIsolated


bClosed


cOpen


dNone of these


View Answer Open

The electrical conductivity of a ______________ decreases with rise in temperature?


aMetal/alloy


bSemi-conductor


cDielectric


dNone of these


View Answer Metal/alloy

In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when_______________?


an = y = 1.4


bn = 0


cn = 1


dn = 1.66


View Answer n = 1

Goto Page No.

Page 133 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