Electrical Engineering MCQs

Page No. 339

A closed switch has a resistance of_____________?


azero

✓


babout 50 ohms

✖


cabout 500 ohms

✖


dinfinity

✖


View Answer zero

Two resistances Rl and Ri are connected in series across the voltage source where Rl>Ri. The largest drop will be across______________?


aRl

✓


bRi

✖


ceither Rl or Ri

✖


dnone of them

✖


View Answer Rl

The four bulbs of 40 W each are connected in series swift a battery across them, which of the following statement is true_______________?


a The current through each bulb in same

✓


bThe voltage across each bulb is not same

✖


cThe power dissipation in each bulb is not same

✖


dNone of the above

✖



Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open_________________?


a there will be heavy current in the main line

✖


brest of the two bulbs will not light

✖


call three bulbs will light

✖


d the other two bulbs will light

✓



If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes______________?


a0.4 ohm

✓


b0.6 ohm

✖


c0.8 ohm

✖


d1.0 ohm

✖


View Answer 0.4 ohm

If a parallel circuit is opened in the main line, the current_______________?


aincreases in the branch of the lowest resistance

✖


bincreases in each branch

✖


cis zero in all branches

✓


dis zero in the highest resistive branch

✖



The resistance of a few meters of wire conductor in closed electrical circuit is____________?


apractically zero

✓


b low

✖


chigh

✖


dvery high

✖


View Answer practically zero

Which of the following statement is true________________?


aA galvanometer with low resistance in parallel is a voltmeter

✖


bA galvanometer with high resistance in parallel is a voltmeter

✖


cA galvanometer with low resistance in series is an ammeter

✓


dA galvanometer with high resistance in series is an ammeter

✖



A 3 Q resistor having 2 A current will dissipate the power of_______________?


a2 watts

✖


b4 watts

✖


c6 watts

✖


d12 watts

✓


View Answer 12 watts

The filament of an electric bulb is made of______________?


acarbon

✖


baluminium

✖


c tungsten

✓


dnickel

✖


View Answer tungsten

Goto Page No.

Page 339 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