SIFT Section 3: Army Aviation Information question n answers 2023 passed

SIFT Section 3: Army Aviation Information 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 engine and transmission on a helicopter. functions for: -drag reduction -engine cooling by directing airflow how many rotor blades do helicopters typically have - correct answer depends on the type of aircraft, but usually between two and six attached to the mast via a rotor head stabilizer bar - correct answer also called a flybar. weighted, rotating bar mounted across the main rotor used to help stabilize the aircraft enhance flight stability by keeping the bar stable as the rotor spins, and reduces crosswind thrust on the blades components of a rotor system - correct answer -upper and lower swashplates -blade grips -control rods -pitch and scissor links -teeter and coning hinges -pitch horns -counterweights tail boom - correct answer near end of fuselage contains drive shaft for the tail rotor ducted fan - correct answer tail rotor tips covered in formed metal to reduce the possibility of somebody walking into the tail rotor and getting killed USCG Eurocpter HH-65 Dolphin is an example of a ducted fan helicopter flight instruments and controls - correct answer -cyclic -collective -throttle -pedals