SIFT Army Aviation Information Written Exam 2024.

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 6 Many helicopters have a horizontal stabilizer located _____ - correct answer On the tail boom To produce an anti-torque force acting perpendicular to the helicopter's longitudinal axis. - correct answer tail rotor From a physics perspective, the _____ force is deemed to act through a helicopter's _____ - correct answer Total weight, center of gravity When a pilot banks a helicopter, causing it to turn, _____ - correct answer The machine's weight increases In the case of helicopters, lift is produced by _____ moving through the air at a speed sufficient to create ______ - correct answer Airfoils, a pressure differential Thrust acts _____ to the aircraft's _____ - correct answer Parallel, longitudinal axis