Chemical Engineering MCQs

Page No. 34

Pipes for bi-cycle frames are made of _____________ steel?


aHot rolled

✖


bChrome carbon

✖


cCold rolled

✓


dStainless

✖


View Answer Cold rolled

Fatigue strength of a material increases by_____________________?


aHaving notches in the specimen

✖


bRise in temperature

✖


cUnder stressing the specimen

✓


dHaving scratches on the surface

✖



An elastic behaviour of materials is expressed in terms of_______________?


aHysteresis loop area

✖


bStress-strain curve

✖


cRelaxation time

✓


dNone of these

✖


View Answer Relaxation time

The formation of oxide film on a metal due to atmospheric exposure reduces its____________?


aToughness

✖


bStiffness

✖


cCreep limit

✓


dAll A., B. & C.

✖


View Answer Creep limit

Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?


aMonel

✖


bStainless steel

✓


cGraphite

✖


dKel-F and Teflon

✖


View Answer Stainless steel

Most suitable material of construction for the storage of concentrated nitric acid is__________________?


aCast iron

✖


bCast iron

✖


cKarbate

✖


dAluminium or chromium alloys (Cr > 18% for cold acid)

✓



A suitable material of construction to use with fuming sulphuric acid is_________________?


aCarbon steel

✖


bStainless steel type 304

✖


cNickel

✖


dMonel

✓


View Answer Monel

Steel tower used for the storage of oleum________________?


aIs lined with lead

✖


bNeed not be lined

✓


cIs lined with rubber

✖


dIs lined with acid-proof bricks

✖


View Answer Need not be lined

Nickel made/clad equipments are suitable for handling________________?


aAmmonia (both aqueous & anhydrous)

✖


bFruit juices, milk & its products and caustic soda solution

✓


cNitric acid & hydrochloric acid (concentrated)

✖


dSulphuric acid (concentrated)

✖



Aluminium as a material of construction suffers from the disadvantage of__________________?


aVery high cost

✖


bRather low tensile strength

✓


cVery low strength to weight ratio

✖


dScarce availability

✖



Goto Page No.

Page 34 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