Sift army aviation - Guides d'étude, Notes de cours & Résumés

SIFT Army Aviation Information Written Exam 2024. What part decrease crosswind thrust on the blades and enhance flight stability by keeping the bar stable as the rotor spins - correct answer The flybar Helicopter turbine engines produce ___________ thrust per pound than piston engines - correct answer More The four main forces working on a helicopter are - correct answer Lift, weight, thrust, drag Helicopters typically have between ___ and ___ main rotor blades - correct answer 2 and...

SIFT Test Army Aviation Information Study Guide Test 2024. Helicopter structure - correct answer fuselage (body of aircraft), mast, rotor blades engine drives power up through mast to rotor blades main rotor generates thrust, tail rotor counteracts torque main rotor rotates counterclockwise (US, UK, Ger.) advantages of rotorcraft - correct answer rotor blades (produce lift w/o requiring helicopter to move forward) provide the ability to takeoff vertically, hover in one place, and ta...

SIFT Army Aviation Information Review Practice Test Exam 2024. A helicopter is A type of rotorcraft - correct answer A helicopter is A type of rotorcraft Helicopter turbine engines produce more thrust per pound than piston engines - correct answer Helicopter turbine engines produce more thrust per pound than piston engines The four main forces working on a helicopter are Lift, weight, thrust, drag. - correct answer The four main forces working on a helicopter are Lift, weight, thrust, dr...

what allows a helicopter to fly forward,backward, and laterally? - correct answer -helicopters are equipped with a source of thrust -an engine produces power and delivers it to overhead and tail rotor via one or more transmissions and drive shafts two types of helicopter engines - correct answer -piston -turbine (offers more thrust per pound) define fuselage - correct answer the main body of a helicopter or plane define cowling - correct answer shaped metal skin that covers the en...

SIFT Army Aviation Information Final Test Guide 2024. skidding - correct answer An aerodynamic condition, during a turn, where the tail of an aeroplane moves away from the centre of the turn or tends to follow a path which is outside that followed by the nose. slipping - correct answer an aerodynamic condition of uncoordinated flight in which an aeroplane moves towards the inside of a turn or is moving somewhat sideways as well as forward relative to the oncoming airflow. flapping - corre...

SIFT Army Aviation Information SectionA Helicopter - correct answer Is a type of rotorcraft that is able to takeoff and land vertically, hover, and fly forward, backward, and side to side (laterally). Thrust engine - correct answer an engine that produces power and delivers it to overhead and tail rotors (on most helicopters) via one or more transmissions and drive shafts. Fuselage - correct answer Main Body of the helicopter Mast - correct answer Shaft protruding from the top Co...

Airfoil - correct answer Blade that cuts through air so that air passes above and below it Top of an airfoil is ________ - correct answer Cambered Why is the top of an airfoil cambered? - correct answer To allow air to quickly get past the airfoil and create low pressure What happens to the air below the airfoil? - correct answer Has a shorter distance to travel and is slower, creating high pressure Lift - correct answer Upward force created by the difference in air pressure above an...

SIFT Army Aviation Information Questions Correctly Answered 2024. Which of these is one of the three types of drag that constitute total drag? - correct answer Parasite. Which of the following is common to all turbine helicopters, but is only on some piston powered helicopters? - correct answer Governors Where is the horizontal reference datum located? - correct answer Varies per helicopter manufacturer. Its an imaginary vertical plane or point arbitrarily fixed somewhere along the longit...

SIFT (Army Aviation Information) Practice Test Questions and Answers with Certified Solutions What should a pilot do when approaching an off-airport landing site? Conduct high and low reconnaissance to assess obstacles How does wind direction affect helicopter takeoffs and landings? Headwinds improve lift, while tailwinds reduce control effectiveness What happens if a pilot overcontrols the cyclic? The helicopter becomes unstable and difficult to maneuver How does a helicop...

SIFT Army AviationAirfoil - correct answer Blade that cuts through air so that air passes above and below it Top of an airfoil is ________ - correct answer Cambered Why is the top of an airfoil cambered? - correct answer To allow air to quickly get past the airfoil and create low pressure What happens to the air below the airfoil? - correct answer Has a shorter distance to travel and is slower, creating high pressure Lift - correct answer Upward force created by the difference in air...