SIFT Practice Test - Aviation
Information Test – 40 Q/A
Which of these is one of three types of drag that constitute total drag?
A. Inversion
B. Paradox
C. Subduction
D. Accelerated
E. Parasite - -Parasite
-Which of the following is common to all turbine helicopters, but is only on
some piston powered helicopters?
A. Governor
B. Thrust Control
C. Heading Control
D. Antitorque Rotor
E. Intermeshing Rotor - -Governor
-Where is the horizontal reference datum located?
A. Three forward of the helicopter's nose
B. The tip of the helicopter's nose
C. The rotor mast
D. One foot forward of the rotor mast
E. It varies by helicopter - -It varies by helicopter
-The ______________ position relative to the horizon determines the
helicopter's travel and altitude
A. Main rotor
B. Cyclic
C. Nose
D. Tail rotor
E. Collective - -Cyclic
-When training for rapid deceleration, in most helicopters the entry speed
should be approximately:
A. 30 knots
B. 35 knots
C. 40 knots
D. 45 knots
E. 50 knots - -45 knots
-Which of the following has been the Army's primary training helicopter
since 1993?
A. Eurocopter UH-72
, B. Bell TH-67
C. Bell OH-58
D. Boeing AH-64
E. Sikorsky UH-60 - -Bell TH-67
-Which of the following occurs when the tail rotor becomes more
aerodynamically efficient during the transition from hover to forward flight?
A. Downwash
B. In Ground Effect
C. Out of Ground Effect
D. Translational thrust
E. Coning - -Translational Thrust
-The Solidarity ratio is the:
A. Ratio of thrust to drag
B. Ratio of lift to thrust
C. Ratio of the total rotor blade area to the total rotor disk area
D. Ratio of the total rotor blade area to the total rotor disk area 2
E. Ratio of the helicopter's total length to its total width - -Ratio of the total
blade area to the total disk area
-Which of the following is NOT one of the controls used by a helicopter pilot
during flight?
A. Collective Pitch
B. Torque Pedals
C. Antitorque Pedals
D. Cyclic Pitch
E. Throttle - -Torque pedals
-Each gallon of reciprocating engine oil weighs _______lbs.
A. 6.5
B. 7.0
C. 7.5
D. 8.0
E. 8.5 - -7.5
-To maintain airspeed in a 2G/60 degree turn, rotor thrust/engine power
must increase by _____ percent.
A. 25
B. 50
C. 75
D. 100
E. 150 - -100
-A high reconnaissance should be flown at an altitude of _____ to ______ feet
above the surface.
Information Test – 40 Q/A
Which of these is one of three types of drag that constitute total drag?
A. Inversion
B. Paradox
C. Subduction
D. Accelerated
E. Parasite - -Parasite
-Which of the following is common to all turbine helicopters, but is only on
some piston powered helicopters?
A. Governor
B. Thrust Control
C. Heading Control
D. Antitorque Rotor
E. Intermeshing Rotor - -Governor
-Where is the horizontal reference datum located?
A. Three forward of the helicopter's nose
B. The tip of the helicopter's nose
C. The rotor mast
D. One foot forward of the rotor mast
E. It varies by helicopter - -It varies by helicopter
-The ______________ position relative to the horizon determines the
helicopter's travel and altitude
A. Main rotor
B. Cyclic
C. Nose
D. Tail rotor
E. Collective - -Cyclic
-When training for rapid deceleration, in most helicopters the entry speed
should be approximately:
A. 30 knots
B. 35 knots
C. 40 knots
D. 45 knots
E. 50 knots - -45 knots
-Which of the following has been the Army's primary training helicopter
since 1993?
A. Eurocopter UH-72
, B. Bell TH-67
C. Bell OH-58
D. Boeing AH-64
E. Sikorsky UH-60 - -Bell TH-67
-Which of the following occurs when the tail rotor becomes more
aerodynamically efficient during the transition from hover to forward flight?
A. Downwash
B. In Ground Effect
C. Out of Ground Effect
D. Translational thrust
E. Coning - -Translational Thrust
-The Solidarity ratio is the:
A. Ratio of thrust to drag
B. Ratio of lift to thrust
C. Ratio of the total rotor blade area to the total rotor disk area
D. Ratio of the total rotor blade area to the total rotor disk area 2
E. Ratio of the helicopter's total length to its total width - -Ratio of the total
blade area to the total disk area
-Which of the following is NOT one of the controls used by a helicopter pilot
during flight?
A. Collective Pitch
B. Torque Pedals
C. Antitorque Pedals
D. Cyclic Pitch
E. Throttle - -Torque pedals
-Each gallon of reciprocating engine oil weighs _______lbs.
A. 6.5
B. 7.0
C. 7.5
D. 8.0
E. 8.5 - -7.5
-To maintain airspeed in a 2G/60 degree turn, rotor thrust/engine power
must increase by _____ percent.
A. 25
B. 50
C. 75
D. 100
E. 150 - -100
-A high reconnaissance should be flown at an altitude of _____ to ______ feet
above the surface.
