SIFT Army Aviation Information Test questions with verified solution 2023

SIFT Army Aviation Information TestParasite Drag - correct answer A type of drag that constitutes total drag Governor - correct answer common to all turbine helicopters, but only on some piston powered helicopters? It varies by helicopter - correct answer Where is the horizontal reference datum located? Cyclic - correct answer The ___ position relative to the horizon determines the helicopter's travel and attitude 45 knots - correct answer When training for a rapid deceleration, in most helicopters the entry speed should be approximately _____ Bell TH-67 - correct answer What has been the Army's primary training helicopter since 1993 Translational Thrust - correct answer What occurs when the trail rotor becomes more aerodynamically efficient during the transition from hover to forward flight? Solidity Ratio - correct answer The ration of the total rotor disk area to the total rotor blade area squared 7.5 pounds - correct answer Each gallon of reciprocating engine oil weighs ___ lbs 100 percent - correct answer To maintain airspeed in a 2G/60* turn, rotor thrust/engine power must increase by 300 to 500 - correct answer A high reconnaissance should be flown at an altitude of ___ to __ feet above the surface. CH-47 Chinook - correct answer The twin-engine, tandem rotor helicopter that came into prominence in the Vietnam War and is still in current use is the : Cyclic feathering - correct answer _____ changes angle of incidence differentially around the rotor system Bernoulli's Principle - correct answer Describes the relationship between internal build pressure and fluid velocity 100% of maximum - correct answer What power setting should be used during terminations to a hover? Should be about the pace of a brisk walk - correct answer During the approach to a pinnacle, the apparent rate of closure: OH-58A Kiowa - correct answer What is the Lightest Army Helicopter? Translating tendency (drift) - correct answer During hovering flight, a single main rotor helicopter tends to move in the direction of tail rotor thrust. This sideward movement is called ______ ______. Cyclic Pitch - correct answer What control changes the helicopter's angle of attack (AOA)? effective weight - correct answer What has the same meaning as "Load Factor"? Parallel to the Ridgeline and into the wind. - correct answer When climbing to a Ridgeline, the approach flightpath should be: UH-72 Lakota - correct answer ____ is the US Army's primary light utility helicopter. Coriolis effect - correct answer The law of conservation of angular momentum is another name for the : Collective pitch control - correct answer Which control is located on the left of the pilot's seat?