MODULE 15 · B1.3
Gas turbine engine
941 original questions for B1.3. Real paper: EASA 92 questions in 115 minutes (pass 69/92 (75%)); UK CAA 92 questions in 115 minutes.
Paper 1, timed
The full exam-style paper with the real question count and clock. Answers after you submit.
FreeQuick practice (20 questions)
Instant feedback and the explanation after every answer.
Exam-style papers
Questions are spread over the sub-modules like the AMC to Appendix II. Pick EASA or UK CAA rules on the start screen. Aim for three papers at 85%+.
- FREEPaper 1
- PROPaper 2
- PROPaper 3
- PROPaper 4
- PROPaper 5
- PROPaper 6
- PROPaper 7
- PROPaper 8
- PROPaper 9
- PROPaper 10
Practise by sub-module
- 15.1 Fundamentals45 questionsPRO
- 15.2 Engine performance59 questionsPRO
- 15.3 Inlet41 questionsPRO
- 15.4 Compressors73 questionsPRO
- 15.5 Combustion section31 questionsPRO
- 15.6 Turbine section50 questionsPRO
- 15.7 Exhaust40 questionsPRO
- 15.8 Bearings and seals31 questionsPRO
- 15.9 Lubricants and fuels40 questionsPRO
- 15.10 Lubrication systems40 questionsPRO
- 15.11 Fuel systems50 questionsPRO
- 15.12 Air systems31 questionsPRO
- 15.13 Starting and ignition systems40 questionsPRO
- 15.14 Engine indication systems70 questionsPRO
- 15.15 Alternate turbine constructions32 questionsPRO
- 15.16 Turboprop engines49 questionsPRO
- 15.17 Turboshaft engines30 questionsPRO
- 15.18 Auxiliary power units (APUs)30 questionsPRO
- 15.19 Power plant installation30 questionsPRO
- 15.20 Fire protection systems30 questionsPRO
- 15.21 Engine monitoring and ground operation69 questionsPRO
- 15.22 Engine storage and preservation30 questionsPRO
Study notes for Module 15
- 15.1 Gas turbine fundamentals — energy, Newton, Brayton cycle and engine typesFREE
- 15.2 Engine performance — thrust, power, SFC, efficiencies and ratings (with worked examples)PRO
- 15.3 and 15.4 Inlets and compressors — stall, surge and airflow controlPRO
- 15.5 and 15.6 Combustion section and turbine section — NGVs, blade types, stress and creepPRO
- 15.7 Exhaust — nozzles, noise reduction and thrust reversersPRO
- 15.8–15.10 Bearings and seals, lubricants and fuels, lubrication systemsPRO
- 15.11 Engine fuel systems — fuel metering and FADECPRO
- 15.12 and 15.13 Engine air systems, starting and ignitionPRO
- 15.14 Turbine engine indication systemsPRO
- 15.15–15.17 Alternate turbine constructions, turboprop and turboshaft enginesPRO
- 15.18–15.20 APUs, power plant installation and engine fire protectionPRO
- 15.21 and 15.22 Engine monitoring, ground operation, storage and preservationPRO
Module 15 for another category: Category A · B1.1 · printable questions