FINAL EXAM BASIC ELECTRICAL Q AND
A
Whichxcofxcthexcfollowingxcisxcthexcunitxcofxcmeasurexcforxcelectricxcchargexc-xcanswer--Coulomb
Electricityxcinvolvesxcthexcmovementxcofxc-xcanswer--electrons
Axcmicroampxcisxcequalxctoxc-xcanswer--10-6
Ofxcthexcfollowingxcmaterialsxcwhichxcisxcthexcbestxcelectronicxcconductorxc-xcanswer--Silver
Freexcelectronsxcoriginatexcfromxcthexc-xcanswer--Valencexcshellxcofxcanxcatom
Whichxcofxcthexcfollowingxcmaterialsxcisxcnotxcconsideredxcaxcsemiconductorxc-xcanswer--Iron
Whenxcmaterialxcisxcchargedxcitxcisxcsaidxctoxcbexc-xcanswer--Ionized
Conductorsxchavexc-xcanswer--Fewxcvalencexcelectrons
Thexcunitxcofxcmeasurexcofxcenergyxcisxcthexc-xcanswer--joule
Whichxcofxcthexcfollowingxcresistorsxcisxcusedxctoxclimitxclargexccurrentsxc-xcanswer--Wirexcwound
Axcresistorxcthatxcasxcaxcgoldxctolerancexcbandxccanxchavexcaxcresistancexcthatxcvariesxcfromxcthexc
nominalxcvaluexc-xcanswer--+/-xc5%
Whatxcisxcthexcresistancexcofxcaxcresistorxchavingxccolorxcbandsxcred/red/brownxc-xcanswer--
220xcohms
Whichxcofxcthexcfollowingxccolorsxccodesxcwouldxcbexcusedxctoxcidentifyxcaxc42kxcohmxcresistorxc-
xcanswer--Yellow/red/orange
WhichxcofxcthexcfollowingxcindicatorsxcisxcusedxctoxcIDxcaxcvariablexcresistorxc-xcanswer--Anxcarrow
Differencexcbetweenxcaxcprimaryxccellxcandxcaxcsecondaryxccellxcisxcthatxcthexcprimaryxccellxc-
xcanswer--cannot xcbexcrecharged
Howxcmuchxcvoltagexcisxcrequiredxctoxcforcexc4mAxcofxccurrentxcthroughxcaxc2Kxcohmxcresistorxc-
xcanswer--8xcVolts
Whatxcstaysxcthexcsamexcisxcaxcsiresxccircuitxc-xcanswer--Current
A
Whichxcofxcthexcfollowingxcisxcthexcunitxcofxcmeasurexcforxcelectricxcchargexc-xcanswer--Coulomb
Electricityxcinvolvesxcthexcmovementxcofxc-xcanswer--electrons
Axcmicroampxcisxcequalxctoxc-xcanswer--10-6
Ofxcthexcfollowingxcmaterialsxcwhichxcisxcthexcbestxcelectronicxcconductorxc-xcanswer--Silver
Freexcelectronsxcoriginatexcfromxcthexc-xcanswer--Valencexcshellxcofxcanxcatom
Whichxcofxcthexcfollowingxcmaterialsxcisxcnotxcconsideredxcaxcsemiconductorxc-xcanswer--Iron
Whenxcmaterialxcisxcchargedxcitxcisxcsaidxctoxcbexc-xcanswer--Ionized
Conductorsxchavexc-xcanswer--Fewxcvalencexcelectrons
Thexcunitxcofxcmeasurexcofxcenergyxcisxcthexc-xcanswer--joule
Whichxcofxcthexcfollowingxcresistorsxcisxcusedxctoxclimitxclargexccurrentsxc-xcanswer--Wirexcwound
Axcresistorxcthatxcasxcaxcgoldxctolerancexcbandxccanxchavexcaxcresistancexcthatxcvariesxcfromxcthexc
nominalxcvaluexc-xcanswer--+/-xc5%
Whatxcisxcthexcresistancexcofxcaxcresistorxchavingxccolorxcbandsxcred/red/brownxc-xcanswer--
220xcohms
Whichxcofxcthexcfollowingxccolorsxccodesxcwouldxcbexcusedxctoxcidentifyxcaxc42kxcohmxcresistorxc-
xcanswer--Yellow/red/orange
WhichxcofxcthexcfollowingxcindicatorsxcisxcusedxctoxcIDxcaxcvariablexcresistorxc-xcanswer--Anxcarrow
Differencexcbetweenxcaxcprimaryxccellxcandxcaxcsecondaryxccellxcisxcthatxcthexcprimaryxccellxc-
xcanswer--cannot xcbexcrecharged
Howxcmuchxcvoltagexcisxcrequiredxctoxcforcexc4mAxcofxccurrentxcthroughxcaxc2Kxcohmxcresistorxc-
xcanswer--8xcVolts
Whatxcstaysxcthexcsamexcisxcaxcsiresxccircuitxc-xcanswer--Current