Sift army aviation - Samenvattingen en Aantekeningen

The phenomenon of a helicopter sinking into its own downwash is called: A. L/Wmin (minimum lift-to-weight ratio). B. An airfoil stall. C. Vortex torque state. D. Settling with power. correct answers D. Settling with power. A helicopter is: A. A type of gyrocraft B. A type of rotorcraft C. A category of rotary-wing airplanes D. A sub-group of gyrocopters correct answers B. A type of rotorcraft Helicopter turbine engines produce _________ thrust per pound than piston engines: A. le...

SIFT Army Aviation Information Practice Test Exam With Complete Solutions Latest Update

SIFT ARMY AVIATION INFORMATION PRACTICE TEST ...

SIFT Army Aviation Information Practice Test With 100% Correct Solutions...

SIFT Army Aviation Information Test With Correct Solutions 2024. First Law of Motion - correct answer an object at rest will stay at rest, an object will remain in motion unless acted upon by an unbalanced force such as gravity or friction Four Types of Friction - correct answer 1) sliding, kinetic friction 2) fluid friction 3) rolling friction 4) static friction Sliding, Kinetic friction - correct answer results when the surface of one object slides along the surface of another object...

SIFT Army Aviation Final Test Guide Exam 2024. 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 cr...

SIFT Army Aviation Information Section Complete Study Guide 2024. A 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 ...

SIFT Army Aviation Information Practice Test Questions And Answers A helicopter is A type of rotorcraft Helicopter turbine engines produce ___________ thrust per pound than piston engines More The four main forces working on a helicopter are Lift, weight, thrust, drag Helicopters typically have between ___ and ___ main rotor blades 2 and 6 Depending on the type of helicopter, main rotor system components can include A stabilizer bar, upper/lower swashplates, counterweig...

SIFT Army Aviation Questions & Answers 2024. What are the 3 types of drag? - correct answer Parasite Drag, Induced Drag, Profile Drag Profile Drag - correct answer Type of drag caused by the separation of boundary layers and increased friction on airfoils. Dependent on the shape of the aircraft. Parasite Drag - correct answer Type of drag that acts on an object, creating friction when the object is moving through liquid (a.k.a, the atmosphere.) Induced Drag - correct answer Type of dra...

SIFT Section 3: Army Aviation Information Exam Questions and Answers what allows a helicopter to fly forward,backward, and laterally? - -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 - -piston -turbine (offers more thrust per pound) define fuselage - the main body of a helicopter or plane define cowling - shaped metal skin that covers th...