FAA A&P MECHANICS GENERAL ORAL AND PRACTICAL QUESTIONS LATEST 2026/2027 ACTUAL EXAM QUESTIONS WITH CORRECT ANSWERS 100% VERIFIED GRADED A+

FAA A&P MECHANICS GENERAL
ORAL AND PRACTICAL QUESTIONS
LATEST 2026/2027 ACTUAL EXAM
QUESTIONS WITH CORRECT
ANSWERS 100% VERIFIED GRADED
A+
1. Whatmismthemmostmimportantmlawmapplicablemtomthemstudymofmelectricity?m-
mCORRECTmANSWERmOhm'smLawm(Im=mEm÷R)




2. WhatmaremthemelementsmofmOhm'smLaw?m-
mCORRECTmANSWERmVoltagem(E),mcurrentm(I),mandmresistancem(R)




3. Whatmaremthemsourcesmofmelectricalmpower?m-
mCORRECTmANSWERmMechanicalm(generator),mchemicalm(battery),mphotoelectricm(light),ma


ndmthermalm(heat)



4. Whatmdoesmanmelectricalmcircuitmconsistmof?m-
mCORRECTmANSWERmAmsourcemofmelectricalmpressuremormEMF,mresistanceminmthemformmofm


anmenergymconsumingmelectricalmdevicemormload,mandmconductors,musuallyminmthemformmof
mcoppermormaluminummwires,mtomprovidemampathmformelectronmflow.




5. WhatmrepresentsmcapacitanceminmanmACmcircuit?m-
mCORRECTmANSWERmAmcapacitorm(condenser)




6. Whatmismthemfunctionmofmamcapacitor?m-mCORRECTmANSWERmTomstoremelectricity



7. Whatmisminductance?m-
mCORRECTmANSWERmAmvoltagemthatmisminducedminmamcoilminmanmACmcircuit.mThismvoltagemis

, moppositeminmdirectionmtomthemappliedmvoltage,mandmopposesmanymchangeminmthemalternati
ngmcurrent.



8. Whatmismimpedance?m-
mCORRECTmANSWERmItmismthemcombinedmeffectmofmresistance,minductivemreactance,mandmc


apacitivemreactanceminmanmACmcircuit



9. WhatmismthemunitmofmmeasurementmofmpowerminmamDCmcircuit?m-
mCORRECTmANSWERmThemwatt.mAmperesmtimesmvoltsmequalsmwattsm(Pm=mIm×mE).m746mwatts


mequalsm1mhorsepower.




10. Whatmismamkilowatt?m-mCORRECTmANSWERmItmism1,000mwatts



11. InmamDCmcircuit,mwhatmoccursmwhenmvoltagemismincreasedmwhilemresistancemremainsmconst
ant?m-mCORRECTmANSWERmTheremwillmbemanmincreaseminmcurrent.



12. WhatmaremthreemtypesmofmDCmelectricalmcircuits?m-
mCORRECTmANSWERmTheymaremseriesmcircuits,mparallelmcicuits,mandmseries-parallelmcircuits




13. Am24mvoltmlead-acidmbatterymhasmhowmmanymcells?m-
mCORRECTmANSWERmItmhasm12mcells.mEachmcellmismratedmatm2mvolts.




14. Whatmshouldmbemthemspecificmgravitymofmthemelectrolyteminmamfullymchargedmlead-
acidmbattery?m-mCORRECTmANSWERmItmshouldmbembetweenm1.275mandm1.300



15. Whatminstrumentmismusedmtomdeterminemthemspecificmgravitymofmthemelectrolyteminmamlead-
acidmbattery?m-mCORRECTmANSWERmAmhydrometer

, 16. Whymcan'tmamhydrometermbemusedmtomdeterminemthemchargemofmamnickel-
cadmiummbattery?m-
mCORRECTmANSWERmThemspecificmgravitymofmthemelectrolyteminmamnickel-


cadmiummbatterymdoesmnotmchangemappreciablymduringmchargemormdischargemofmthembatt
ery



17. Whenmusingmamhydrometermtomcheckmthemchargemofmamlead-
acidmbattery,matmwhatmtemperaturesmmustmamcorrectionmfactormbemappliedmtomthemreading
?m-
mCORRECTmANSWERmAdjustmentsmmustmbemmademifmthemtemperaturemofmthemelextrolytem


ismabovem90°Fmormbelowm70°F.



18. Whatmismelectromagneticminduction?m-
mCORRECTmANSWERmItmismthemtransfermofmelectricalmenergymbymmeansmofmammagneticmfiel


d.mThismismthemprinciplemofmtransformermoperation.



19. Howmarembatterymcompartmentsmprotectedmagainstmcorrosion?m-
mCORRECTmANSWERmTheymaremcoatedmwithmspecialmcorrosionmresistantmpaintsmsuchmasmbi


tuminousmpaint



20. Whatmshouldmbemthemcorrectmelectrolytemlevelminmamproperlymservicedmbattery?m-
mCORRECTmANSWERmItmshouldmbemapproximatelym3/8minchesmabovemthemplates.mIfmthemba


tterymhasmbafflemplatesmabovemthemcellmplates,mthemelectrolytemlevelmshouldmbemupmtomthem
holesminmthembafflemplateminmeachmcell



21. Whatmtypemofmlinesmaremusedmonmaircraftmdrawingsmtomindicatemhiddenmviews?m-
mCORRECTmANSWERmAmhiddenmviewmlinemismammediummwidthmlinemmademupmofmshortmdas


hes.mItmrepresentsmanmedgemthatmcannotmbemseenmwhenmlookingmatmthempartmfrommamspeci
ficmpostion



22. Whatmtypemofmlinesmaremusedmonmaircraftmdrawingsmtomindicatemalternatempositions?m-
mCORRECTmANSWERmAlternatempositionmlinesmaremmediummwidthmlinesmcomposedmofmone