Aviation Mechanic General (AMG) practice test
The General section of the Aviation Mechanic knowledge tests, shared by the Airframe and Powerplant ratings. Questions follow the Aviation Mechanic ACS subjects from electricity and mathematics to regulations and human factors. 290 free questions, three choices each like the real test. The actual test has 60 questions in 120 minutes and requires 70% to pass.
Sources: FAA-H-8083-30B Aviation Maintenance Technician Handbook – General, 14 CFR part 43 and part 65. Question bank updated 2026-09-22.
Practice
Browse by ACS area
Every question also has its own page with the full explanation, background, and source.
- AFundamentals of Electricity and Electronics40 questions
- BAircraft Drawings15 questions
- CWeight and Balance25 questions
- DFluid Lines and Fittings15 questions
- EAircraft Materials, Hardware, and Processes30 questions
- FGround Operations and Servicing25 questions
- GCleaning and Corrosion Control25 questions
- HMathematics25 questions
- IRegulations, Maintenance Forms, Records, and Publications35 questions
- JPhysics for Aviation20 questions
- KInspection Concepts and Techniques20 questions
- LHuman Factors15 questions
SkyDrill is not affiliated with the FAA. Test format details (question count, time, passing score) come from the ACS and can change; confirm with the current ACS before your test date.