SIFT Test (Army Aviation Information Practice Test) 2024 Updated.

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 helicopter are: A. Induced lift, mass, thrust, and form drag. B. Lift, weight, thrust, and drag. C. Lift, gravity, air resistance, and rotor vortex drag. D. None of the above. - correct answer B. Lift, weight, thrust, and drag. Helicopters typically have between ___ and ___ main rotor blade(s): A. 2,6 B. 2,10 C. 3,8 D. 3,7 - correct answer A. 2,6