Document ID: chunk:federal_register_of_legislation:F2025C00050:body:0:p240
Version: federal_register_of_legislation:F2025C00050
Segment Type: other
Provision Reference: 
Character Range: 832670–836332

(a)           all-up-weight;
(b)           density altitude;
(c)           airspeed;
(d)           rotor RPM.
3.6.3              Label a diagram showing the vectors acting on a rotor blade section during forward autorotative flight.
3.6.4              Label a diagram showing the vectors acting on a rotor blade section during an autorotative flare.
3.7                    Other conditions
3.7.1              Select from a list the statement which best describes:
(a)           ground resonance;
(b)           mast bumping;
(c)           dynamic roll-over;
(d)           the conditions leading to:
             1.          ground resonance;
             2.          mast bumping;
             3.         dynamic roll-over;
(e)           the appropriate recovery action for each condition in paragraph (d).

4.                       Operations, performance and planning
4.1                    Helicopter limitations
4.1.1              State the reasons for the following limitations:
(a)           maximum rotor RPM – power on;
(b)           maximum rotor RPM – power off;
(c)           minimum rotor RPM – power on;
(d)           minimum rotor RPM – power off;
(e)           never exceed speed – power on;
(f)             never exceed speed – power off;
(g)           maximum sideways speed;
(h)           maximum rearward speed;
(i)             maximum take-off weight;
(j)             maximum all up weight;
(k)           minimum operating weight;
(l)             maximum positive and negative flight load factors.
4.2                    Helicopter landing sites
4.2.1              Recall the requirements for basic and secondary HLS in respect of the following:
(a)           physical specifications;
(b)           operational requirements;
(c)           general conditions of use.
4.3                    Take-off and landing weight
4.3.1              Describe the effect of the following variables on the take-off and/or landing performance of a helicopter:
(a)           weight;
(b)           power;
(c)           ground effect.
4.3.2              Determine hover performance in and out of ground effect given the following:
(a)           gross weight;
(b)           pressure altitude;
(c)           temperature;
(d)           flight manual performance charts.
4.4                    Weight and balance
4.4.1              Recall the meaning of the term 'lateral centre of gravity range' when it is used in the computation of weight and balance data.

Unit 1.1.4 RBKG:  RPL Basic aeronautical knowledge – gyroplane

1. Power plants and systems
1.1 Prerotation systems
    1.1.1 Describe types of prerotation systems and their operation.

2. Aerodynamics
2.1 Lift and drag
         2.1.1 Match each of the following terms with an appropriate definition in relation to a gyroplane rotor:
     (a) production of lift by rotor;
     (b) advancing and retreating blades;
         (c) autorotation;
     (d) rotor disc area;
     (e) blade coning;
     (f) tip path plane;
     (g) disc loading;
     (h) translational lift;
     (i) retreating blade stall;
     (j) dissymmetry of lift;
     (k) teetering hinge;
     (l) centrifugal force;
     (m) effect of engine torque;
     (n) self-governing aspect;
     (o) reverse airflow;
     (p) coordinated flight.

3. Rotor systems
3.1 Rotor systems
    3.1.1 Describe the operation of the cyclic control.
    3.1.2 Describe the operation and application of the following:
     (a) trim devices;
     (b) rotor RPM gauge;
     (c) rotor brake;
     (d) prerotator/spin-up control;
     (e) achieving rotor rigidity;
     (f) securing rotor blades;
     (g) ground effect.

4. Operations and performance
4.1 Take-off