RBKM
Aeronautical Knowledge and Operation Principles - Multirotor
Multirotor components, weight and balance, rotor aerodynamics, hovering, controls, abnormal operations, launch, climb, turns and recovery.
Part 101 MOS C10 Schedule 4, Unit 10, items 1-10.
Lessons
Multirotor Components and Vortex Ring Awareness
Connect multirotor hardware, lift, control response and descent hazards into one practical operating picture.
Source: RePL Study Guide pp. 142-183; Part 101 MOS C10 pp. 111-113.
Propulsion, Telemetry and Failsafe Checks
Connect propellers, motors, ESCs, telemetry warnings and failsafe settings into practical pre-flight and in-flight decisions.
Source: RePL Study Guide pp. 166-183; Part 101 MOS C10 pp. 111-113; CASA AC 101-03 v2.0 Appendix C checked 2026-05-19.
Next step after study
Complete your Remote Pilot Licence training
The free study guide is a strong theory foundation. To actually be issued with a RePL, students still complete approved training, practical flying and assessment with a certified provider.
Unit MOS coverage
RBKM item 1-5: Components, weight and balance, lift, drag, hovering and controls
Priority A - Part 101 MOS C10 Schedule 4 Unit 10 Items 1-5
RBKM item 6-10: Abnormal operations, launch, climb, turns, descent and recovery
Priority A - Part 101 MOS C10 Schedule 4 Unit 10 Items 6-10
RBKM item 1-6: Multirotor components, control, lift, hovering and abnormal operations
Priority A - Part 101 MOS C10 Schedule 4 Unit 10 Items 1-6
REES item 2-3, 7-9: Electrical components, command link, telemetry and signal reliability
Priority A - Part 101 MOS C10 Schedule 4 Unit 4 Items 2-3 and 7-9