Electrical Engineering MCQs

Page No. 65

If an inductance is connected in one arm of bridge and resistances in the remaining three arms____________?


athe bridge can always be balanced

✖


bthe bridge cannot be balanced

✓


cthe bridge can be balanced if the resistances have some specific values

✖


d None of the above

✖



If the current in a capacitor leads the voltage by 80°, the loss angle of the capacitor is_________________?


a10°

✓


b 80°

✖


c120°

✖


d170°

✖


View Answer 10°

The two pressure coils of a single phase power factor meter have_________________?


athe same dimensions and the same number of turns

✓


bthe same dimension but different number of turns

✖


cthe same number of turns but different dimensions

✖


dnone of the above

✖



In a vibrating reed frequency meter the natural frequencies of two adjacent reeds have a difference of_________________?


a 0.1 Hz

✖


b0.25 Hz

✖


c 0.5 Hz

✓


d1.5 Hz

✖


View Answer 0.5 Hz

The power factor of a single phase load can be calculated if the instruments available are_____________?


aone voltmeter and one ammeter

✖


bone voltmeter, one ammeter and one wattmeter

✓


c one voltmeter, one ammeter and one energy meter

✖


d any of the above

✖



A Weston synchronoscope is a________________?


amoving coil instrument

✖


bmoving iron instrument

✖


cdynamometer instrument

✓


dnone of the above

✖



In a Weston synchronoscope, the fixed coils are connected across_______________?


a bus-bars

✖


bincoming alternatorincoming alternator

✓


ca lamp

✖


dnone of the above

✖


View Answer incoming alternator

In a dynamometer 3-phase power factor meter, the planes of the two moving coils are at_____________?


a0°

✖


b 60°

✖


c90°

✖


d 120°

✓


View Answer 120°

In a Weston frequency meter, the magnetic axes of the two fixed coils are__________________?


aparallel

✖


bperpendicular

✓


cinclined at 60°

✖


d inclined at 120°

✖


View Answer perpendicular

In a single phase power factor meter the phase difference between the currents in the two pressure coils is___________________?


a exactly 0°

✖


bapproximately 0°

✖


c exactly 90°

✓


dapproximately 90°

✖


View Answer exactly 90°

Goto Page No.

Page 65 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