Chemical Engineering MCQs

Page No. 692

Glycerine can be obtained from ________________ ?


aFat

✓


bNaphthalene

✖


cCumene

✖


dSucrose

✖


View Answer Fat

Permanent hardness of water is due to the presence of calcium & magnesium __________________?


aBi-carbonates

✖


bSulphates & chlorides

✓


cCarbonate

✖


dNone of these

✖


View Answer Sulphates & chlorides

Deaeration of water in its treatment is necessary, as it___________________?


aMinimises its turbidity

✖


bHelps in controlling its taste and odour

✖


cMinimises its corrosiveness

✓


dNone of these

✖



Use of water having dissolved oxygen in boilers promotes___________________?


aCorrosion

✓


bSequestration

✖


cScale formation

✖


dNone of these

✖


View Answer Corrosion

Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces ________________?


aNylon-6

✖


bDacron

✓


cPolyester

✖


dPVC

✖


View Answer Dacron

Sudden temperature fluctuation does not affect pyrex glass, because of its __________________?


aLow co-efficient of expansion

✓


bHigh co-efficient of expansion

✖


cHigh melting point

✖


dBoth B. and (C)

✖



Which of the following is a constituent of coffee ?


aCaffeine

✓


bNicotine

✖


cCalgon

✖


dLignin

✖


View Answer Caffeine

Dacron (or Terylene) fibres as compared to nylon fibres have__________________?


aBetter heat & acid resistant properties

✖


bPoorer resistance to alkalis

✖


cPoorer dyeability

✖


dAll A , B. and C.

✓


View Answer All A , B. and C.

Common salt is generally not produced commonly by ________________ method from brine ?


aFreeze drying

✓


bElectrolytic

✖


cSolar evaporation

✖


dVacuum evaporation

✖


View Answer Freeze drying

Flash point of most vegetable oils is about _______________ °C ?


a50

✖


b100

✖


c200

✓


d300

✖


View Answer 200

Goto Page No.

Page 692 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