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SIFT Army Aviation Information Correctly Answered Questions 2024. What are the two types of engines in a helicopter, and which has the advantage? - correct answer Piston or Turbine. Turbine engines have more thrust per pound. The main body of a helicopter - correct answer Fuselage The system that converts the pilot's input into the flight controls to movement in the rotor blades: - correct answer Swashplate mechanical system Components of the rotor system: - correct answer Upper and l...

SIFT Army Aviation Section Complete Study Guide Questions 2024. What 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? - correct answer Air Taxi Which war became known as the helicopter war? - correct answer Vietnam War What type of helicopter design uses a ducted fan in ...

SIFT Army Aviation Study Guide Exam Questions & Answers 2024. A 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 type of helicopter, main rotor system components can include - correct answer A stabilizer bar, upper and lower swashplates, counterweights, Pitch horns, teeter or coni...

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 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- Army Aviation Final Exam Questions 2024. What 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 in high pressure from the airfoil? - correct answer The air that goes below the airfoil has a shorter distacne to travel and is slower. The amount of lift depends on what things? - correct answer ...

Sift Aviation Study Guide Exam 2024. 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 performance of a helicopter - correct answer Performance would decrease due to low value of the air density which pitot static instrument makes use of both pitot and static preasure - ...

SIFT Section 3 Army Aviation Information Correctly Answered Exam 2024. 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 pla...

Sift Study Guide Army Aviation Complete Test 2024. Which of these is one of the three types of drag that constitute total drag? - correct answer Parasite. The force that resists the movement of a helicopter through the air and is produced when lift is developed is called drag. Drag must be overcome by the engine to turn the rotor. Drag always acts parallel to the relative wind. Total drag is composed of three types of drag: Profile, induced, and parasite Which of the following is common ...

SIFT Study Guide Practice Questions Army Aviation Correctly Answered 2024. When generating lift, what should the pressure below the airfoil be in relation to the pressure above the airfoil? - correct answer greater than it what is the load factor of a 2000 pound helicopter that is currently experiencing an effective load of 4000 pounds? - correct answer 2 What type/types of drag increases as the speed increases? - correct answer parasitic drag and profile drag which of the following de...

SIFT Test (Army Aviation Information Practice Test) 2024 Updated.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 piston engines: A. less. B. the same. C. more. D. the same, but only after factoring n the effect of density altitude. - correct answer C. more. The main forces acting on a helicop...

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 Test Army Aviation Information Exam Questions 2024. What 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 preferred method of ground movement for helicopters on airports? - correct answer Air taxi, enables the pilot to proceed at an optimum airspeed/altitude, minimize downwash effect...

Exam (elaborations) 28. Materials Of The Occlusal Rim, And Its Fabrication Advanced Test 2024. Exam (elaborations) Ch 9 - Wheels And Tires Final Exam Questions & Answers 2024. Exam (elaborations) Ch 27 Servicing Wheels Advanced Test Questions 2024. Exam (elaborations) Ch. 12 Occlusion Rims Correctly Answered Questions 2024. Exam (elaborati

28. Materials Of The Occlusal Rim, And Its Fabrication Advanced Test 2024. The occlusal rim consists of: (2) - correct answer Baseplate (record base) and wax rim. Methods of making the baseplate: - correct answer Traditional method: (record base) - Shellac (thermoplastic) - light cured acrylic Acrylic base plate method: (baseplate) - heat and pressure polymerizable Acrylic (HPPA) Describe the acrylic base plate method: (1+2) - correct answer After the functional impression the real ...

Ch 9 - Wheels And Tires Final Exam Questions & Answers 2024. Which of the following wheel types uses tires mounted to rims that mount to the wheel using lugs? - correct answer Cast spoke wheels If a set of dial tires were properly matched, which of the following would be true - correct answer Both tires would have the same nominal size, same tread design, have equal wear Which of the following methods should be used to completely deflate a truck tire - correct answer The schrader valve co...

Ch 27 Servicing Wheels Advanced Test Questions 2024. Aspect ratio - correct answer The ratio of sidewall height to section width of a tire. Asymmetric-tread-pattern - correct answer A tread pattern that differs on each side and, therefore, is usually directional. Bar - correct answer A metric unit of measure for pressure. Bead seat - correct answer The part of the wheel that the tire seals against. Bias ply - correct answer A tire constructed in a latticed, crisscrossing structure, ...

Ch. 12 Occlusion Rims Correctly Answered Questions 2024.What are occlusion rims? - correct answer occluding surfaces, usually made of baseplate wax, built on temporary record bases or permanent denture bases for the purpose of making maxillomandibular relationship records and arranging denture teeth. How are edentulous occlusion rims used in complete denture fabrication? - correct answer used as a transfer media for mounting the maxillary and mandibular edentulous master casts on an articulat...

Chapter 3 Tires & Wheels Study Questions With Correct Answers 2024. State general tire functions. - correct answer Improved cushioning for comfort. Support car weight. Develop traction when needed. Keep car directionally stable. Absorb road impacts. Interpret what each item of a tire size means, using P225/45R16 as your example. - correct answer P is the letter given indicating what type of vehicle the tire is intended for (e.g., P = passenger). 225 is the tire's width measu...

Chapter 12 (Fabricating Occlusion Rims) End of Chapter Questions With Complete Answers 2024.What are occlusion rims? - correct answer Occlusion rims are occluding surfaces made of baseplate wax that are built on temporary record bases or permanent denture bases for the purpose of making maxillomandibular relationship records and arranging denture teeth. How are edentulous occlusion rims used in complete denture fabrication?(3) - correct answer Edentulous occlusion rims are used to: -to tra...