SIFT ARMY AVIATION TEST PACKAGE DEAL

SIFT Army Aviation SectionWhat part of a rotary-wing aircraft makes directional control possible? - correct answer The Swashplate Which of these US Army Helicopters is classified as tandem rotor? - correct answer CH-47 What is the preferred method of ground movement for helicopters on airports...

SIFT- Army Aviation (Fixed Wing)Force of Gravity - correct answer =G(m1m2/d^2) Bernoulli's Principle - correct answer as the velocity of a fluid increases, the pressure exerted by the fluid decreases Manufacturer's Empty Weight (MEW) - correct answer Total weight of the aircraft as it was bu...

SIFT- Army Aviation CategoryWeight - correct answer The force of gravity pushing the aircraft down Lift - correct answer The force required to raise the aircraft Thrust - correct answer The force applied in order to move the aircraft forward Drag - correct answer The force that slows the ai...

army aviationthe lift and thrust must exceed the weight and drag. increasing main rotor blades' AOA while maintaining their rotational speed creates extra lift and the aircraft ascends. Decreasing the pitch results in a descent. - correct answer vertical flight the increased efficiency of the ...

army aviationthe lift and thrust must exceed the weight and drag. increasing main rotor blades' AOA while maintaining their rotational speed creates extra lift and the aircraft ascends. Decreasing the pitch results in a descent. - correct answer vertical flight the increased efficiency of the ...

SIFT- Army Aviation question well answered 2023What gives a helicopter its lifting force? - correct answer Airfoil What is a "airfoil"? - correct answer A blade; it cuts through the air so it passes above and below it. The top of the airfoil is ____ . - correct answer curved What results ...

SIFT Army Aviation Information Questions

SIFT Army Aviation study guideA helicopter is - correct answer A type of rotorcraft Helicopter turbine engines produce _________ thrust per pound than piston engines: - correct answer more Helicopters typically have between __ and __ main rotor blade - correct answer 2, 6 Depending on the t...

Sift Aviation what is the preferred method of ground movement for helicopter on airports - correct answer air taxi what type of helicopter design uses a ducted fan in place of a tail rotor to cancel torque effect - correct answer the NOTAR how would high density altitude affect the performanc...

SIFT - Army AviationTypes of drag - correct answer Parasitic Profile Induced Parasitic drag - correct answer caused by the non-lifting portions of the helicopter (fuselage, engine, cowlings, hub, mast, landing gear, external loads) increases with airspeed, dominant type of drag at high airsp...

SIFT Test (Army Aviation Information Practice Test)A helicopter is: A. A type of gyrocraft. B. A type of rotorcraft. C. A category of rotary-wing airplanes. D. A sub-group - correct answer B. A type of rotorcraft. Helicopter turbine engines produce ___________ thrust per pound than pisto...

SIFT: Army Aviation Information Test 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 frict...

SIFT Army Aviation Information Practice TestWhat 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 ...

SIFT Army Aviation Information Practice Test 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 pist...

SIFT Army Aviation Information TestParasite Drag - correct answer A type of drag that constitutes total drag Governor - correct answer common to all turbine helicopters, but only on some piston powered helicopters? It varies by helicopter - correct answer Where is the horizontal reference datu...

SIFT Test: Army Aviation Information 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.) ad...

army aviation information test SIFT 2the three axes around which flight movement occurs are? - correct answer lateral, longitudinal, and vertical one way to state Bernoulli's principle is? - correct answer the faster a fluid is traveling, the less its pressure on the supporting surface the am...

SIFT Test Army Aviation InformationWhat part of a rotary-wing aircraft makes directional control possible? - correct answer the swashplate allows for the directions movement of the aircraft. Which if these US Army helicopters is classified as tandem rotors? - correct answer CH-47 What is the p...

SIFT Army Aviation 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 - correc...

SIFT Army Aviation 2018Manufacture's Empty Weight (MEW) - correct answer Total weight of the aircraft as it was built. This includes systems and components required for the aircraft to operate. Operating Empty Weight (OEW) - correct answer OEW is the MEW plus the weight of the crew, fluids, unus...