Chemical Engineering MCQs

Page No. 324

_______________ is a copolymer ?


aNylon-66


bPolypropylene


cPVC


dPoly tetra fluoro ethylene


View Answer Nylon-66

Low density polythene as compared to high density polythene is____________________?


aHarder


bTougher


cChemically inert


dMore flexible


View Answer More flexible

Hot drink (e.g., tea) cups are usually made of _____________________?


aPolystyrene


bPolythene


cPolypropylene


dPVC


View Answer Polystyrene

The inter particle forces between linear chains in nylon-66 are ______________ bonds?


aHydrogen


bCovalent


cIonic


dNone of these


View Answer Hydrogen

Polypropylene is preferred to polythene, because the former is ____________________?


aNon-inflammable


bHarder


cStronger


dBoth B. & C.


View Answer Both B. & C.

Polystyrene is a light, transparent, thermoplastic material used for making __________________?


aToys and combs


bPackaging bags


cNon-sticking utensils


dElectrical insulation


View Answer Toys and combs

Rayon is superior to cotton in making gauge for wound treatment, because rayon_____________________?


aIs a synthetic polymer


bDoes not stick to the wound unlike cotton


cCan absorb over 90% of its own weight of water


dBoth B. and C.



The repeating units of PTFE are___________________?


aCl2CH-CH3


bF2 C = CF2


cF3 C-CF3


dFClC = CF2


View Answer F2 C = CF2

Condensation polymerisation is not involved in the manufacture of_________________?


aTeflon


bPolythene


cTerylene


dNylon


View Answer Polythene

Linear polymers are normally_________________?


aThermosetting


bThermoplastic


cElastometric


dHaving extremely high softening point


View Answer Thermoplastic

Goto Page No.

Page 324 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