Tpc Basic Electricity.docx

TPC BASIC ELECTRICITY &
ELECTRONICS

Allsomodernsoelectricalsoequipmentsoissobasedsoonsoansounderstandingsoofsothesorelations
hipsobetweenso_________
andso_________.so-soans--✔✔electricity;somagnetism

Ifsoasogapsoexistssoinsoansoelectricsocircuit,sothesocircuitsoissosaidsotosobeso-soans--✔✔open

Atomicsoparticlessothatsohavesoasopositivesoelectricalsochargesoaresocalledso-soans--
✔✔protons

Staticsoelectricityso-soans--✔✔doessonotsomove

Yousomaysofindsoelectricitysoeasiersotosounderstandsoifsoyousothinksoofsovoltagesoassoelectr
icalso-soans--✔✔pressure

Identicalsocellssoconnectedsoinso__________soprovidesogreaterso_________sothansoasosin
glesocell.so-soans--✔✔parallel;socurrentsocapacity

Yousomustsobesocarefulsowhensorechargingsolead-acidsobatteriessobecausesotheyso-
soans--✔✔cansoexplode
cansothrowsoacidsoaroundsothesoarea
producesoflammablesogases
"allsoofsothesoabove"soALLsoISsoANSWER

Thesonegativesoplatesoinsoansoelectrochemicalsocellsoissocalledsotheso-soans--✔✔cathode

Whichsodevicesoforsoproducingsoasopotentialsodifferencesoconsistssoofsotwosodifferentsomet
alssoweldedsotogether?so-soans--✔✔Thermocouple

Ansooptoisolatorsoreceivessoasolow-
voltagesosignalsoonsothesoLEDsosidesoofsothesodevicesoandsotriggerssoasodevicesothat
producessoaso___________sovoltagesoonsothesooutputsoside.so-soans--✔✔higher

Thesopurposesoofsoasopotentiometersoissotoso-soans--
✔✔dividesoasopotentialsodifferencesointosotwosoparts

Powersoissomeasuredsoinso-soans--✔✔watts

, Variablesoresistorssoinsothesorangesoofso^1/
_2sotoso2sowattssoaresocalledso_____________,sowhilesothosesoinsothesorangesoof
5sotoso1000sowattssoaresocalledso_____________.so-soans--
✔✔potentiometers;sorheostats

Ifsothesofourthsocolorsobandsoonsoasoresistorsoissosilver,sothesomeasuredsovaluesoofsoresist
ancesoissowithinso_________%soof
thesomarkedsovalueso-soans--✔✔10

Whichsoofsothesofollowingsodiodesooperatingsospecificationssodefinessothesomaximumsopot
entialsodifferencesothatsocan
besoappliedsoacrosssoasodiodesoinsothesoreversesodirectionsowithoutsodestroyingsoit?so-
soans--✔✔Peaksoinversesovoltage


Thesocentersosectionsoofsoasotransistorsoisso-soans--✔✔base

Asocathodesohassoaso______________socharge.so-soans--✔✔negative

Insoasovacuumsotube,sothesoanodesoissoaso-soans--
✔✔metalsoplatesowithsoasopositivesocharge

Thesomaximumsocurrentsothatsoasosemiconductorsodiodesocansoconductsoforsopartsoofsoan
soacsocyclesoissocalledsothe
__________socurrent.so-soans--✔✔peaksorectified

Insoequations,soLsostandssoforsoinductancesoinsohenryssoandsoCsostandssoforsocapacitanc
esoinso-soans--✔✔farads

WhatsoissothesostandardsofrequencysoofsoalternatingsocurrentsoinsothesoUnitedsoStates?so-
soans--✔✔60soHz


Onesocompletesocyclesoofsoalternatingsocurrentsoissogeneratedsobysoaso_________-
degreesorotationsoofsoasotwo-pole
alternator.so-soans--✔✔360

Powersocompaniessouseso_________sogeneratorssoandsotransformerssoforsocost-
effectivesotransmissionsooversolong
distances.soInsocontrast,so_________sopowersocannotsobesotransformed.so-soans--
✔✔ac,sodc

Ifsoansoacsocircuitsoissopurelysoresistivesoinsonature,soyousocansouseso__________solawsoe
xactlysoassoyousodidsoinsoasodcsocircuit.so-soans--✔✔Ohm's

Ifsothesopotentialsodifferencesoacrosssoasoresistorsodecreasessotosozero,sothesocurrentso-
soans--✔✔decreasessotosozero