FAA Aviation Mechanic General (AMG)

First published: September 2, 2026Last verified: September 2, 2026Reviewed by the CertQuestUSA team

TL;DR

FAA Aviation Mechanic General (AMG): a 240-question practice bank for the real FAA Aviation Certification standard, 4 full papers of 60 questions each with no repeats, every question citing the real regulation it comes from.

Where these questions come from

Every question in this bank cites a real source -- primarily FAA-AMT-GENERAL-30B -- Chapter (96%) and ECFR-14-43 -- Chapter (3%) of this exam's citations.

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4

full papers, no repeats

60

questions per paper

240

questions in the bank

What this exam covers

Aircraft Drawings6%
Aircraft Materials, Hardware, and Processes13%
Cleaning and Corrosion Control8%
Fluid Lines and Fittings6%
Fundamentals of Electricity and Electronics15%
Ground Operations and Servicing10%
Human Factors3%
Inspection Concepts and Techniques5%
Mathematics8%
Physics for Aviation7%
Regulations, Maintenance Forms, Records, and Publications11%
Weight and Balance10%

5 real sample questions

A temperature changes from −12 °C to +7 °C. What is the increase?

A. 5 °C

B. 12 °C

C. 19 °C

D. −19 °C

Source: FAA-AMT-GENERAL-30B -- Chapter 3, Positive and Negative Numbers

Which value is the principal square root of the maintenance calculation result 2,025?

A. 35

B. 40

C. 45

D. 55

Source: FAA-AMT-GENERAL-30B -- Chapter 3, Powers and Roots

Which scientific notation correctly represents 0.00072?

A. 7.2×10⁻⁴

B. 72×10⁻⁴

C. 7.2×10⁴

D. 0.72×10⁻⁴

Source: FAA-AMT-GENERAL-30B -- Chapter 3, Scientific Notation

A trapezoidal panel has parallel sides 10 and 16 inches and perpendicular height 7 inches. What is its area?

A. 91 in²

B. 112 in²

C. 182 in²

D. 224 in²

Source: FAA-AMT-GENERAL-30B -- Chapter 3, Computing Area / Trapezoid

A right triangular brace has perpendicular legs of 9 and 12 inches. What is the hypotenuse?

A. 13 in

B. 15 in

C. 18 in

D. 21 in

Source: FAA-AMT-GENERAL-30B -- Chapter 3, Pythagorean Theorem

Real-world data for this exam

Aircraft Mechanics and Service Technicians: real median wageMay 2025$79,870/yr

Frequently asked questions

How many questions are on the CertQuestUSA FAA Aviation Mechanic General (AMG) practice test?

240 questions total, split into 4 full papers of 60 each with no repeats across papers.

What topics does the FAA Aviation Mechanic General (AMG) test cover?

12 domains, with the heaviest weight on Fundamentals of Electricity and Electronics (15%), Aircraft Materials, Hardware, and Processes (13%), and Regulations, Maintenance Forms, Records, and Publications (11%).

Where do CertQuestUSA's FAA Aviation Mechanic General (AMG) questions come from?

Primarily FAA-AMT-GENERAL-30B -- Chapter (96%) and ECFR-14-43 -- Chapter (3%) of this bank's citations -- computed directly from this exam's own question sources, not a generic description.

Is there a free diagnostic for FAA Aviation Mechanic General (AMG)?

Yes -- 10 real questions across the exam's domains, no sign-up required, with a domain-by-domain breakdown at the end.