SkyDrill
ACS area A

Fundamentals of Electricity and Electronics

40 practice questions for the Aviation Mechanic General (AMG) test. Open any question for the answer, an explanation of every choice, background, and the source citation. To answer them in a quiz, use the practice mode and pick this area.

  1. 1.Total resistance of two parallel resistorsAM.I.A.K12
  2. 2.Current in a series circuitAM.I.A.K14
  3. 3.Number of cells in a 24-volt lead-acid batteryAM.I.A.K16
  4. 4.Ohmmeter reading at a poor connectionAM.I.A.K18
  5. 5.Current limiter characteristicsAM.I.A.K20
  6. 6.Direction of induced emf under Lenz's LawAM.I.A.K7f
  7. 7.Megger for insulation resistanceAM.I.A.K9
  8. 8.Regulator for high field current generatorsAM.I.A.K10
  9. 9.Resistance versus cross-sectional areaAM.I.A.K11a
  10. 10.Total resistance of resistors in seriesAM.I.A.K11c
  11. 11.AND gate output conditionAM.I.A.K22
  12. 12.Preventing ESD damage when handling componentsAM.I.A.K24
  13. 13.Total resistance of a series-parallel circuitAM.I.A.K26
  14. 14.Connecting an ammeter to measure currentAM.I.A.R1
  15. 15.Capacitor charge after the source is removedAM.I.A.R3
  16. 16.Retentivity of magnetic materialsAM.I.A.K2
  17. 17.RL circuit current after one time constantAM.I.A.K4
  18. 18.Effect of doubling resistance in a DC circuitAM.I.A.K6
  19. 19.Finding resistance with Ohm's LawAM.I.A.K7b
  20. 20.Power from current and resistanceAM.I.A.K7d
  21. 21.Total resistance of a parallel combinationAM.I.A.K11d
  22. 22.Power from voltage and currentAM.I.A.K13
  23. 23.Voltage across parallel branchesAM.I.A.K15
  24. 24.Open secondary on a current transformerAM.I.A.K17
  25. 25.Definition of a relayAM.I.A.K19
  26. 26.FAA definition of current flow directionAM.I.A.K1
  27. 27.Current through a capacitor at 60 cpsAM.I.A.K3
  28. 28.Alternator output frequency from poles and rpmAM.I.A.K5
  29. 29.Effect of doubling voltage at constant resistanceAM.I.A.K7
  30. 30.Unknown voltage drop by Kirchhoff's Voltage LawAM.I.A.K7c
  31. 31.Statement of Faraday's LawAM.I.A.K7e
  32. 32.Thumb in the right-hand motor ruleAM.I.A.K8
  33. 33.Voltmeter connection in a circuitAM.I.A.K9a
  34. 34.Definition of one ampereAM.I.A.K11
  35. 35.Impedance of a series RL circuitAM.I.A.K11b
  36. 36.Decoding a four-band resistorAM.I.A.K21
  37. 37.Dashed lines on modification schematicsAM.I.A.K25
  38. 38.DC motor type for high starting torqueAM.I.A.K27
  39. 39.When to add water to a nickel-cadmium batteryAM.I.A.R2
  40. 40.Vent caps during lead-acid battery chargingAM.I.A.R4