Helicopter

Question 1

What is the French term for ‘Angle of attack’?

Answer 1

Angle d’incidence

Refers to the angle between the chord line of the blade and the oncoming airflow.

Question 2

What does ‘Faible incidence’ mean?

Answer 2

Shallow angle

Indicates a low angle of attack.

Question 3

What is the term for ‘Steep angle’ in French?

Answer 3

Forte incidence

Refers to a high angle of attack.

Question 4

What is the French term for ‘Blade’?

Answer 4

Pale d’hélice

The component of a propeller that generates lift.

Question 5

What does ‘Corde de pale’ translate to in English?

Answer 5

Blade chord

The width of the blade at its widest point.

Question 6

What is the meaning of ‘Pied de pale d’hélice’?

Answer 6

Blade root

The part of the blade that connects to the hub.

Question 7

What is the term for ‘Blade tip’ in French?

Answer 7

Extrémité ou pointe de la lame

The outermost part of the blade.

Question 8

What does ‘Hélice vrillée’ refer to?

Answer 8

Twisted blade

A blade design that helps in improving efficiency.

Question 9

Fill in the blank: To convert is _______.

Answer 9

Transformer

Question 10

What is the French term for ‘Edge’?

Answer 10

Bord

Refers to the edge of the blade.

Question 11

What does ‘Bord d’attaque’ mean?

Answer 11

Leading edge

The front edge of the blade.

Question 12

What is the term for ‘Trailing edge’ in French?

Answer 12

Bord de fuite

The rear edge of the blade.

Question 13

What does ‘Moyeu d’hélice’ refer to?

Answer 13

Hub

The central part of the propeller where the blades attach.

Question 14

What is the French term for ‘Pitch’?

Answer 14

Pas d’hélice

Refers to the angle of the blades and how much thrust they generate.

Question 15

What does ‘Pas large’ mean?

Answer 15

Coarse pitch

Indicates a blade angle that generates more thrust.

Question 16

What is the term for ‘Fine pitch’ in French?

Answer 16

Pas fin

Indicates a blade angle that generates less thrust.

Question 17

What does ‘Hélice à pas fixe’ mean?

Answer 17

Fixed pitch propeller

A propeller with a constant blade angle.

Question 18

What is the French term for ‘Ground adjustable pitch propeller’?

Answer 18

Hélice à pas réglable (manuel)

A propeller whose pitch can be adjusted from the ground.

Question 19

What does ‘Hélice à pas variable’ refer to?

Answer 19

Variable pitch propeller

A propeller that allows for pitch changes during flight.

Question 20

What is the meaning of ‘Mouvement de rotation’?

Answer 20

Rotation motion

Refers to the circular movement of the rotor.

Question 21

What does ‘T/mn’ stand for?

Answer 21

Rpm (revolutions per minute)

A measure of rotational speed.

Question 22

What is the term for ‘Screw’ in French?

Answer 22

Vis

A fastener used in various components.

Question 23

What does ‘Envergure’ mean?

Answer 23

Span

The distance from one tip of the rotor blade to the other.

Question 24

Fill in the blank: To spin is _______.

Answer 24

Vriller

Question 25

What is the French term for 'Stall'?

Answer 25

Décrochage ## Footnote A condition where lift is lost.

Question 26

What does '(être à l’) Arrêt' mean?

Answer 26

(To be at a) Standstill ## Footnote Refers to the state of not moving.

Question 27

What is the term for 'Stationary' in French?

Answer 27

Immobile, stationnaire ## Footnote Indicates that something is not in motion.

Question 28

What is the translation of 'Accélérateur'?

Answer 28

Throttle ## Footnote A control used to manage engine power.

Question 29

What does 'Palonnier' mean?

Answer 29

Anti-torque pedals (control) ## Footnote Controls used to counteract torque effects.

Question 30

What is the French term for 'Bearing'?

Answer 30

Roulement ## Footnote A component that allows for smooth rotation.

Question 31

What does 'Engrenage conique' refer to?

Answer 31

Bevel gear ## Footnote A gear system that allows for angle changes in motion.

Question 32

What is the term for 'Canopy' in French?

Answer 32

Coque ## Footnote The protective cover of the cockpit.

Question 33

What does 'Cockpit' refer to?

Answer 33

Cockpit/ Flight deck ## Footnote The area where the pilot controls the aircraft.

Question 34

What is the French term for 'Collective (pitch control)'?

Answer 34

Pas collectif ou Pas général ## Footnote A control that adjusts the pitch of all rotor blades simultaneously.

Question 35

What does 'Chambre de combustion' mean?

Answer 35

Combustion chamber ## Footnote The area where fuel combustion occurs in the engine.

Question 36

What is the term for 'Control rods (pitch change links)' in French?

Answer 36

Biellette de pas ## Footnote Mechanisms that connect controls to the rotor blades.

Question 37

What does 'Cyclic (pitch control)' refer to?

Answer 37

Cyclic ## Footnote A control that adjusts the pitch of rotor blades individually.

Question 38

What is the French term for 'Fin'?

Answer 38

Dérive ## Footnote The vertical stabilizer of the aircraft.

Question 39

What does 'Boite de transmission' mean?

Answer 39

Gearbox ## Footnote A component that transfers power from the engine to the rotor.

Question 40

What is the term for 'Gyroscopic precession' in French?

Answer 40

Précession gyroscopique ## Footnote A phenomenon that affects rotor behavior during flight.

Question 41

What does 'Être en vol stationnaire' mean?

Answer 41

To hover ## Footnote The ability to maintain a position in the air.

Question 42

What is the French term for 'Landing skids'?

Answer 42

Patins atterrisseurs ## Footnote Structures that support the aircraft during landing.

Question 43

What does 'Rotor principal' refer to?

Answer 43

Main rotor ## Footnote The primary rotor that provides lift and thrust.

Question 44

What is the meaning of 'Moteur'?

Answer 44

Powerplant / Engine ## Footnote The component that provides power to the aircraft.

Question 45

What does 'Pales de rotor' mean?

Answer 45

Rotor blades ## Footnote The blades that rotate to create lift.

Question 46

What is the term for 'Rotor shaft / rotor mast' in French?

Answer 46

Mât de rotor / arbre de rotor ## Footnote The structure that supports the rotor and allows it to spin.

Question 47

What does 'Plateau cyclique' refer to?

Answer 47

Swashplate ## Footnote A component that translates control inputs into rotor blade pitch changes.

Question 48

What is the French term for 'Tail boom'?

Answer 48

Poutre de queue ## Footnote The structure that extends from the main body of the aircraft to the tail.

Question 49

What does 'Rotor anti-couple' mean?

Answer 49

Tail rotor ## Footnote A rotor that counteracts the torque from the main rotor.

Question 50

What is the term for 'Throttle (control) / Twist grip' in French?

Answer 50

Commande/ Manette de gaz ## Footnote The control used to regulate engine power.

Question 51

Fill in the blank: To tilt is _______.

Answer 51

Incliner

Question 52

What does 'Torsion' mean?

Answer 52

Torque ## Footnote A measure of rotational force.

Question 53

What is the French term for 'Transmission'?

Answer 53

Transmission ## Footnote Refers to the system that transfers power from the engine to the rotor.

Question 54

What does 'Turbomoteur' refer to?

Answer 54

Turboshaft ## Footnote A type of engine that drives a rotor or propeller using a shaft.