Electrical Engineering MCQs

Page No. 190

Out of the following capacitors of identical rating which one will have the smallest dimensions ___________ ?


aAluminium foil capacitor

✖


bMica capacitor

✖


cCeramic capacitor

✓


dPaper capacitor

✖


View Answer Ceramic capacitor

The presence of an uncharged conductor near a charged one increases the__________?


a charge of the charged conductor

✖


b capacity of the charged conductor

✓


cpotential of the charged conductor

✖


d all of the above

✖



Which of the following statements is correct ?


aMica capacitors are available in capacitance values of 5 to 20 uF

✖


bAir capapitors have a black band to indicate the outside foil

✖


cElectrolytic capacitors must be connected in correct polarity

✓


dCeramic capacitors must be connected in correct polarity

✖



For a good 0.05 uF capacitor ohmmeter reading should___________?


ashow low resistance momentarily and back off to a very high resistance

✓


b show high resistance momentarily and then a very low resistance

✖


cgo quickly to 50 ohm approximately and remain there

✖


dnot move at all

✖



The ohmmeter reading for a short circuited capacitor is____________?


a infinity

✖


bfew kilo ohms

✖


cfew megohms

✖


dzero

✓


View Answer zero

An electrolytic capacitor is generally made to provide__________?


alow capacitance

✖


bfixed capacitance

✖


cvariable capacitance

✖


dlarge value of capacitance

✓



A positive and a negative charge are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be________________?


a5 times smaller than before

✖


b5 times greater than before

✖


c10 times greater than before

✖


d 25 times larger than before

✓



A condenser suitable for D.C. only is________?


a metallic plate variable gang condenser

✖


b metallic paper capacitor

✖


coil impregrated paper condenser

✖


dpoled aluminium electrolytic condenser

✓



Which of the following capacitor is preferred in case of single phase motor ?


aMica capacitor

✖


b Paper capacitor

✖


cElectrolytic capacitor

✓


dCeramic capacitor

✖



When a dielectric is placed in an electric field the field strength____________?


a decreases

✓


bincreases

✖


c reduces to zero

✖


dremain unchanged

✖


View Answer decreases

Goto Page No.

Page 190 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