SIFT Army Aviation Section UPDATED
ACTUAL Exam Questions and CORRECT
Answers
What part of a rotary-wing aircraft makes directional control possible? - CORRECT
ANSWER - The Swashplate
Which of these US Army Helicopters is classified as tandem rotor? - CORRECT
ANSWER - CH-47
What is the preferred method of ground movement for helicopters on airports? - CORRECT
ANSWER - Air Taxi
Which war became known as the helicopter war? - CORRECT ANSWER - Vietnam War
What type of helicopter design uses a ducted fan in place of a tail rotor to cancel torque effect? -
CORRECT ANSWER - NOTAR
Which aerodynamic force(s) must a rotary-wing aircraft balance in order to hover? - CORRECT
ANSWER - Weight,lift,thrust,drag
How would a high-density altitude affect the performance of a helicopter? - CORRECT
ANSWER - Performance would be decreased due to low value of the air density.
If the airspeed indicator needle is on the yellow and approaching the red line during a maneuver,
what would be the correct response? - CORRECT ANSWER - Decrease Airspeed
Which pitot-static instrument makes use of both pitot and static pressure? - CORRECT
ANSWER - Airspeed indicator
, What effect does the cyclic control have on the rotor system? - CORRECT ANSWER - It
alters the pitch of the main rotor blades individually and cyclically.
The angle of attack (AOA) is the angle between the - CORRECT ANSWER - airfoil chord
line and the resultant relative wind.
What item was developed to reduce compass reading errors? - CORRECT ANSWER -A
vertical card compass
What effect is principally used to counteract main rotor torque with the NOTAR system used on
the MD-520N and MD-900 helicopters? - CORRECT ANSWER - Coanda effect
Which type of drag is caused by production of lift? - CORRECT ANSWER - Induced drag
Risk management is composed of which four risk elements? - CORRECT ANSWER -
Pilot, aircraft, environmental, and external pressures
What is the unit of measure for airspeed? - CORRECT ANSWER - Knots
What is the degree increment between the hash marks on the attitude indicator? - CORRECT
ANSWER - 30 degrees
What three conditions are necessary for a helicopter to be in danger of a dynamic rollover? -
CORRECT ANSWER - Pivot point, rolling motion, and exceeding critical angle
What are the three regions of a rotor in autorotation? - CORRECT ANSWER - Driven,
driving, and stall
Empennage refers to the - CORRECT ANSWER - Tail section
ACTUAL Exam Questions and CORRECT
Answers
What part of a rotary-wing aircraft makes directional control possible? - CORRECT
ANSWER - The Swashplate
Which of these US Army Helicopters is classified as tandem rotor? - CORRECT
ANSWER - CH-47
What is the preferred method of ground movement for helicopters on airports? - CORRECT
ANSWER - Air Taxi
Which war became known as the helicopter war? - CORRECT ANSWER - Vietnam War
What type of helicopter design uses a ducted fan in place of a tail rotor to cancel torque effect? -
CORRECT ANSWER - NOTAR
Which aerodynamic force(s) must a rotary-wing aircraft balance in order to hover? - CORRECT
ANSWER - Weight,lift,thrust,drag
How would a high-density altitude affect the performance of a helicopter? - CORRECT
ANSWER - Performance would be decreased due to low value of the air density.
If the airspeed indicator needle is on the yellow and approaching the red line during a maneuver,
what would be the correct response? - CORRECT ANSWER - Decrease Airspeed
Which pitot-static instrument makes use of both pitot and static pressure? - CORRECT
ANSWER - Airspeed indicator
, What effect does the cyclic control have on the rotor system? - CORRECT ANSWER - It
alters the pitch of the main rotor blades individually and cyclically.
The angle of attack (AOA) is the angle between the - CORRECT ANSWER - airfoil chord
line and the resultant relative wind.
What item was developed to reduce compass reading errors? - CORRECT ANSWER -A
vertical card compass
What effect is principally used to counteract main rotor torque with the NOTAR system used on
the MD-520N and MD-900 helicopters? - CORRECT ANSWER - Coanda effect
Which type of drag is caused by production of lift? - CORRECT ANSWER - Induced drag
Risk management is composed of which four risk elements? - CORRECT ANSWER -
Pilot, aircraft, environmental, and external pressures
What is the unit of measure for airspeed? - CORRECT ANSWER - Knots
What is the degree increment between the hash marks on the attitude indicator? - CORRECT
ANSWER - 30 degrees
What three conditions are necessary for a helicopter to be in danger of a dynamic rollover? -
CORRECT ANSWER - Pivot point, rolling motion, and exceeding critical angle
What are the three regions of a rotor in autorotation? - CORRECT ANSWER - Driven,
driving, and stall
Empennage refers to the - CORRECT ANSWER - Tail section
