SIFT Army Aviation Information Practice Test With
100% Correct Solutions
A helicopter is - ANSWER A type of rotorcraft
Helicopter turbine engines produce ___________ thrust per pound than piston engines -
ANSWER More
The four main forces working on a helicopter are - ANSWER Lift, weight, thrust, drag
Helicopters typically have between ___ and ___ main rotor blades - ANSWER 2 and 6
Depending upon the type of helicopter, main rotor system components can include-
ANSWER 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 - ANSWER To dampen crosswind thrust on the blades and
improve flight stability by maintaining the bar stable as the rotor rotates
Many helicopters have a horizontal stabilizer located _____ - ANSWER On the tail boom
The function of the tail rotor is: - ANSWER To provide an anti torque force, at right
angles to the helicopters longitudinal axis.
Wheels on _____ types of helicopters are _____ - ANSWER Some, retractable
A pilot controls a helicopter using: - ANSWER Pedals, a collective, throttle, cyclic
100% Correct Solutions
A helicopter is - ANSWER A type of rotorcraft
Helicopter turbine engines produce ___________ thrust per pound than piston engines -
ANSWER More
The four main forces working on a helicopter are - ANSWER Lift, weight, thrust, drag
Helicopters typically have between ___ and ___ main rotor blades - ANSWER 2 and 6
Depending upon the type of helicopter, main rotor system components can include-
ANSWER 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 - ANSWER To dampen crosswind thrust on the blades and
improve flight stability by maintaining the bar stable as the rotor rotates
Many helicopters have a horizontal stabilizer located _____ - ANSWER On the tail boom
The function of the tail rotor is: - ANSWER To provide an anti torque force, at right
angles to the helicopters longitudinal axis.
Wheels on _____ types of helicopters are _____ - ANSWER Some, retractable
A pilot controls a helicopter using: - ANSWER Pedals, a collective, throttle, cyclic
