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Which component connects the main rotor blades to the mast?
A. Swashplate
B. Collective link
✔✔C. Rotor hub
D. Cyclic lever
What is the function of the swashplate in a helicopter?
A. It stabilizes the aircraft in flight
✔✔B. It transfers pilot control inputs to the rotor blades
C. It controls fuel flow to the engine
D. It supports the tail rotor
Why must helicopter control cables be properly tensioned?
A. To increase rotor blade rotation speed
✔✔B. To ensure accurate and responsive control movements
C. To reduce weight and drag
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, D. To improve cabin ventilation
Which tool is commonly used to measure rotor blade deflection?
A. Micrometer
✔✔B. Dial indicator
C. Vernier caliper
D. Multimeter
What adjustment is made to correct excessive vibration in the rotor system?
✔✔A. Blade tracking and balancing
B. Increasing rotor speed
C. Decreasing engine power
D. Adjusting swashplate lubrication
Why is it important to maintain correct phasing of the swashplate?
✔✔A. To ensure proper cyclic control response
B. To reduce transmission wear
C. To improve fuel efficiency
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