Chemical Engineering MCQs

Page No. 601

Which of the following gives the work required for size reduction of coal to -200 mesh in a ball mill most accurately?


aRittinger’s law


bKick’s law


cBond’s law


dNone of these


View Answer Rittinger’s law

The term ‘angle of nip’ is concerned with the operation of the ____________ crushers?


aJaw


bRoll


cGyratory


dNone of these


View Answer Roll

Which of the following parts of a jaw crusher is subjected to maximum wear and tear during its operation ?


aCheck plates


bJaw plates


cToggles


dCrush shaft


View Answer Jaw plates

The capacity of a pneumatic conveying system depends upon the ______________________?


aBulk density of materials


bPressure of the conveying air


cDiameter of the conveying line


dAll A., B. and C.


View Answer All A., B. and C.

Vertical transportation of materials can be done by a/an_______________?


aApron conveyor


bPneumatic conveyor


cBucket elevator


dBoth B. & C.


View Answer Both B. & C.

_____________ Centrifuge is normally used in sugar mills?


aTubular bowl


bDisc-bowl


cSuspended batch basket


dPerforated horizontal basket continuous



Tabular bowl centrifuges as compared to disk bowl centrifuges___________________?


aOperate at higher speed


bEmploy bowl of larger diameter


cCan’t be operated under pressure/vacuum


dCan’t be used for separation of fine suspended solids from a liquid



Range of compressibility co-efficient of the commercial compressible cake obtained in filtration operation is_____________________?


a0.01 to 0.1


b0.1 to 0.3


c0.2 to 0.8


d0.2 to 0.4


View Answer 0.2 to 0.8

If radius of a batch basket centrifuge is halved & the r.p.m. is doubled, then the_________________?


aLinear speed of the basket is doubled


bLinear speed of the basket is halved


cCentrifugal force is doubled


dCapacity of centrifuge is increased



Size reduction of _____________ is accomplished in steam heated rollers and roll crushers?


aResins


bGums


cHard rubber


dWaxes


View Answer Hard rubber

Goto Page No.

Page 601 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