Chemical Engineering MCQs

Page No. 522

Pour point of a petrofuel is________________?


aMultiple of 3°F


bMultiple of 5°F


c5°C below the temperature at which oil ceases to flow


dNone of these



Liquefied Petroleum Gas (LPG) in domestic use cylinders is in the liquid form. The density of LPG in liquid form is about ________________ of that of water (i.e. 1 gm/c.c)?


aOne fourth


bOne third


cHalf


dOne eighth


View Answer Half

Higher pressure in the reforming reactor________________?


aIncreases coke formation


bIncreases the rate of reaction


cProduces high octane number gasoline


dNone of these


View Answer None of these

_____________ base crude oil is also called asphaltic crude?


aParaffinic


bNaphthenic


cMixed


dAromatic


View Answer Naphthenic

The most suitable solvent for deasphalting vacuum residue is_____________________?


aPropane


bMethyl ethyl ketone


cDoctor’s solution


dMethanol amine


View Answer Methyl ethyl ketone

Smoke point of kerosene is the_______________?


aTime after which smoking starts on burning


bTemperature at which smoking starts


cMaximum height of flame (in mm) without causing smoking, when burnt in a standard lamp


dNone of these



Which of the following petroleum products contain minimum sulphur ?


aNaphtha


bKerosene


cLSHS


dFurnace oil


View Answer Naphtha

Ethyl mercaptan is a/an ___________________ compound?


aSulphur


bNitrogen


cOxygen


dNone of these


View Answer Sulphur

The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to ____________________?


aObviate catalyst poisoning


bMaintain the reaction temperature


cSustain the reactor pressure


dHydrogenate the feed stock



Electrical desalting of crude oil removes the _______________ impurities?


aOleophilic


bOleophobic


cBoth A. and B.


dNeither A. nor B.


View Answer Oleophobic

Goto Page No.

Page 522 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