SIFT Army Aviation Information Practice Test correctly answered rated A+ 2023

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 piston engines The four main forces working on a helicopter are Lift, weight, thrust, drag. - correct answer The four main forces working on a helicopter are Lift, weight, thrust, drag. Helicopters typically have between 2 and 6 main rotor blades - correct answer Helicopters typically have between 2 and 6 main rotor blades Depending on the type of helicopter, main rotor system components can include A stabilizer bar, upper/lower swashplates, counterweights, pitch horns, teeter/coning hinges, blade grips, pitch/scissor links, control rods - correct answer Depending on the type of helicopter, main rotor system components can include A stabilizer bar, upper/lower swashplates, counterweights, pitch horns, teeter/coning hinges, blade grips, pitch/scissor links, control rods The function of the flybar is To decrease crosswind thrust on the blades and enhance flight stability by keeping the bar stable as the rotor spins - correct answer The function of the flybar is To decrease crosswind thrust on the blades and enhance flight stability by keeping the bar stable as the rotor spins Many helicopters have a horizontal stabilizer located on the tail boom - correct answer Many helicopters have a horizontal stabilizer located on the tail boom The purpose of the tail rotor is To produce an anti-torque force acting perpendicular to the helicopter's longitudinal axis. - correct answer The purpose of the tail rotor is To produce an anti-torque force acting perpendicular to the helicopter's longitudinal axis.