UK CAA Part-66 Module 13 Aircraft Aerodynamics, Structures and Systems (B2) — Information & Free Practice

About UK CAA Part-66 Module 13 Aircraft Aerodynamics, Structures and Systems (B2)

UK CAA Part-66 Module 13 Aircraft Aerodynamics, Structures and Systems (B2) · GB

Key exam facts

Provider

UK Civil Aviation Authority (CAA) sets the UK Part-66 standard. Examinations are conducted by the CAA or an appropriately approved UK Part-147 maintenance training organisation.

Format

Written knowledge examination: three-alternative multiple-choice questions, one correct answer each; no essay questions. CAA delivery uses supervised e-exams. Module 13 questions and time may be split into two examinations.

Exam questions

Total questions: 180.

Time limit

225 minutes of answering time for the full B2 module; questions and time may be split into two examinations. CAA requires arrival at least 30 minutes before the scheduled examination, separate from answering time.

Passing score

75% for the module or submodule multiple-choice examination. Penalty marking is not used.

Exam fee

GBP £60 for each attempt at a CAA-conducted written examination module or part module, including repeat attempts (ORS5 No. 446, effective 1 April 2026). This is the CAA charge; it is not a universal price for Part-147 providers.

Topics covered

• Theory of Flight

  • Aeroplane Aerodynamics and Flight Controls
  • High-Speed Flight
  • Rotary Wing Aerodynamics

• Structures — General Concepts

• Autoflight (ATA 22)

  • Fundamentals of automatic flight control
  • Autothrottle systems; Automatic landing systems

• Communication/Navigation (ATA 23/34)

  • Radio fundamentals and communication/navigation systems
  • Surveillance systems
  • MLS, VLF/Omega, Doppler navigation, INS and ARINC communication and reporting

• Electrical Power (ATA 24)

• Equipment and Furnishings (ATA 25)

• Flight Controls (ATA 27)

  • Primary controls and control systems
  • System operation: electrical, fly-by-wire

• Instruments (ATA 31)

• Lights (ATA 33)

• On-Board Maintenance Systems

• Air Conditioning and Cabin Pressurisation (ATA 21)

  • Air Supply
  • Air Conditioning
  • Pressurisation
  • Safety and Warning Devices

• Fire Protection (ATA 26)

  • Fire and smoke detection and warning systems; Fire-extinguishing systems; System tests
  • Portable fire extinguisher

• Fuel Systems (ATA 28)

• Hydraulic Power (ATA 29)

• Ice and Rain Protection (ATA 30)

• Landing Gear (ATA 32)

• Oxygen (ATA 35)

• Pneumatic/Vacuum (ATA 36)

• Water/Waste (ATA 38)

• Integrated Modular Avionics (IMA) (ATA 42)

• Cabin Systems (ATA 44)

• Information Systems (ATA 46)

How to prepare

Work through the topics, read the explanation after each answer, and revisit the areas where you miss questions. Use the official outline and reference materials below to guide your study.

These independent practice questions are not actual exam items and do not guarantee a passing result.

Frequently asked questions

Official sources and references

• UK Part-66 Appendix I: Basic Knowledge Requirements

  Module 13, B2 column, 13.1–13.22

• UK Part-66 Appendix II: Basic Examination Standard

  2.13, Category B2

• UK Part-66 Appendix II: Basic Examination Standard

  1.2

• UK Part-66 Appendix II: Basic Examination Standard

  1.7

• UK Regulation (EU) No. 1321/2014

  Part-66, 66.A.25(a), printed page 630

• CAA Scheme of Charges: Personnel Licensing, ORS5 No. 446

  12.1, table 60(f), printed page 42

• CAA aircraft maintenance licence examinations

  UK CAA Examinations AML; Important examination information

Confirm current exam arrangements with the exam provider.