Electrical Engineering MCQs

Page No. 117

At series resonance, voltage across L is____________voltage across C?


aEqual to but opposite in phase to


bEqual to but in phase with


cGreater than but in phase with


dLess than but in phase with



A tuned amplifier is used in ___________ applications?


aRadio frequency


b Low frequency


cAudio frequency


dNone of the above


View Answer Radio frequency

The voltage gain of a tuned amplifier is____________at resonant frequency


aMinimum


bMaximum


cHalf-way between maximum and minimum


d Zero


View Answer Maximum

At series resonance, the circuit offers____________ impedance?


aZero


bMaximum


cMinimum


dNone of the above


View Answer Minimum

A tuned amplifier is generally operated in ____________operation?


a Class A


bClass C


cClass B


dNone of the above


View Answer Class C

In a superhetrodyne receiver, the difference frequency is chosen as the IF rather than the sum frequency because _________________?


aThe difference frequency is closer to oscillator frequency


bLower frequencies are easier to amplify


cOnly the difference frequency can be modulated


d None of the above



In a TRF radio receiver, the RF and detection stages are tuned to______________?


aRadio frequency


bIF


cAudio frequency


dNone of the above


View Answer Radio frequency

In the above question, what is the power in sidebands?


a8 kW


b6 kW


c 06 kW


d9 kW


View Answer 06 kW

In TV transmission, sound signal is ______________modulated?


aAmplitude


bFrequency


cPhase


d None of the above


View Answer Frequency

The diode detector in an AM radio receiver is usually found _____________?


aBefore the first RF stage


b After the first RF stage


cAfter several stages of amplification


d None of the above



Goto Page No.

Page 117 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