Physics MCQs

Page No. 53

In a semiconductors the charge carriers are ___________________?


aHoles only


bElectrons only


cElectron and holes both


dAll of the above



Holes can exist in____________________?


aConductors


b Insulators


cSemi conductors


dAll of the above


View Answer Semi conductors

Many of the semi conductors are crystals of the type__________________?


aFace centred cubic


bBody centred cubic


cSimple cubic


dAll of the above


View Answer Face centred cubic

The electrons in conduction band are free to___________________?


aTransport vibrations


b Transport signals


cTransport charge


dTransport impulses


View Answer Transport charge

A vacant or partially filled band is called _____________________?


aConduction band


bValence band


cForbidden band


dEmpty band


View Answer Conduction band

In simple cube one atom or molecule lies at its______________________?


aForce corners


bNine corners


cEight corners


dSix corners


View Answer Eight corners

The breaking of crystals along definite direction is called _____________________?


aCleavage


bSymmetry


cIsotropy


dHomogeneity


View Answer Cleavage

The bulk properties of materials such as their mode of fracture can be related to their____________________?


aPolymerization


bCleavage


cMicrostructure


dDislocation


View Answer Microstructure

Coercive force is the force which opposes ____________________?


aDemagnetization


bBreakage


cExtension


dSurface cracking


View Answer Demagnetization

The curie temperature is that at which ____________________?


aSemi-conductor becomes conductors


bFerromagnetic becomes paramagnetic


cParamagnetic becomes diamagnetic


dMetals become super conductor



Goto Page No.

Page 53 of 75

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