Chemical Engineering MCQs

Page No. 836

Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines ?


aAir filter

✖


bFuel injector

✓


cExhaust silencer

✖


dBattery

✖


View Answer Fuel injector

Vibration upto 100 kilo hertz can be most accurately measured by a ________________ type accelerometer ?


aPreloaded spring

✖


bPiezoelectric

✓


cBonded strain gauge

✖


dNone of these

✖


View Answer Piezoelectric

Pressure exerted by a liquid depends upon its_________________?


aSurface tension

✖


bDensity

✓


cViscosity

✖


dBuoyancy

✖


View Answer Density

Drills are usually made of__________________?


aCermets

✖


bHigh speed steel

✓


cAlloy steel

✖


dTungsten carbide

✖


View Answer High speed steel

An ideal material for making cooking vessels should have___________________?


aHigh heat capacity

✖


bLow heat capacity

✖


cHigh thermal conductivity

✖


dBoth B. and C.

✓


View Answer Both B. and C.

Secondary hardening in steels arises out of the _____________________?


aPrecipitation of fine alloy carbides at high temperatures

✖


bRefinement of ferrite grain size by working

✖


cDecomposition of retained austenite upon heat treatment

✓


dPrecipitation of complex inter-metallic upon heat treatment

✖



Which of the following is an example of stress corrosion ?


aSeason cracking of brass

✖


bCaustic embrittlement of steel

✖


cBoth A. & B.

✓


dNeither A. nor (B)

✖


View Answer Both A. & B.

____________________ joint is mostly used for joining pipes carrying water at low pressure ?


aNipple

✖


bSocket

✓


cUnion

✖


dBell and spigot

✖


View Answer Socket

Silicon percentage in the silicon steel used for electrical appliances/equipments is_________________?


a0.3-0.4

✖


b12-14

✖


c3-4

✓


d20-25

✖


View Answer 3-4

Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is__________________?


aAlumina

✖


bPlatinum

✓


cVanadium pentoxide

✖


dIron oxide

✖


View Answer Platinum

Goto Page No.

Page 836 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