Electrical Engineering MCQs

Page No. 171

Which of the following are the applications of D.C. system ?


aBattery charging work

✖


bArc welding

✖


cElectrolytic and electro-chemical processes

✖


d All of the above

✓


View Answer All of the above

In a single phase rotary converter the number of slip rings will be_____________?


atwo

✓


bthree

✖


cfour

✖


dsix

✖


View Answer two

rotary converter combines the function of____________?


aan induction motor and a D.C. generator

✖


b a synchronous motor and a D.C. generator

✓


ca D.C. series motor and a D.C. generator

✖


dnone of the above

✖



With a motor converter it is possible to obtain D.C. voltage only upto__________?


a200-100 V

✖


b600—800 V

✖


c1000—1200 V

✖


d 1700—2000 V

✓


View Answer 1700—2000 V

Which of the following is reversible in action ?


aMotor generator set

✖


bMotor converter

✖


cRotary converter

✓


dAny of the above

✖


View Answer Rotary converter

A rotary converter is a single machine with______________?


a one armature and one field

✓


btwo armatures and one field

✖


cone armature and two fields

✖


dnone of the above

✖



A rotary converter in general construction and design, is more or less like___________?


a a transformer

✖


ban induction motor

✖


can alternator

✖


dany D.C. machine

✓


View Answer any D.C. machine

Which of the following metals is generally manufactured by electrolysis process ?


aLoad

✖


bAluminium

✓


cCopper

✖


dZinc

✖


View Answer Aluminium

Normally, which of the following is used, when a large-scale conversion from AC. to D.C. power is required ?


aMotor-generator set

✖


bMotor converter

✖


cRotary converter

✖


dMercury arc rectifier

✓


View Answer Mercury arc rectifier

A rotary converter operates at a______________?


alow power factor

✖


bhigh power factor

✓


czero power factor

✖


dnone of the above

✖


View Answer high power factor

Goto Page No.

Page 171 of 366

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