AT 106 Exam 2 Questions and Answers 100% Solved

AT 106 Exam 2 Questions and Answers 100% Solved A type of main rotor that has both flapping hinges and lead-lag hinges is known as what type of rotor? A) Fully Articulated B) Semi Rigid C) Rigid A) An expansion zone is characterized by what? A) An increase in speed to a higher supersonic speed, decreasing temperature, and decreasing pressure B) A decrease in speed to a lower supersonic speed, decreasing temperature, and decreasing pressure C) A decrease in speed to a subsonic speed, increasing temperature, and increasing pressure A) As you fly faster in the transonic region, what happens to the Normal shock wave? A) It gets weaker B) It moves toward the trailing edge of the wing C) The density and temperature decrease B) How do you get out ground effect in a helicopter? A) Climb as quickly as possible B) Land as quickly as possible C) Begin moving faster than 15 to 20 knots C) How do you get out ground resonance in a helicopter? A) Climb as quickly as possible B) Land as quickly as possible C) Begin moving faster than 15 to 20 knots A) How does a semi-rigid rotor keep the center of gravity in place as the blade flaps up A) The blade is allowed to hinge forward (lead ahead) as the blade flaps up B) As the blade flaps up, the rotor head pivots like a swing, and pushes the blade further from the mast C) The rotor speed changes to keep the blade from flapping upward B) How does the pilot control the rotor speed during an auto rotation? A) The engine speed B) The pilot adjusts the aircraft's forward speed C) The pilot uses the collective stick to adjust the pitch (AOA) of the blades C)