B767 Flight Controls 2024/2025 Exam
Questions and Verified Answers |
Already Graded A+
Pitch control is achieved by? - 🧠ANSWER ✔✔two hydraulically powered
elevators, and a hydraulically powered stabilizer trim system.
How many actuators are there on each elevator? - 🧠ANSWER ✔✔3
actuators on each elevator
How many hydraulic systems must be operating to operate the Elevators? -
🧠ANSWER ✔✔at least one hydraulic system is functional
Elevator feel force is supplied by which computers? - 🧠ANSWER ✔✔two
elevator feel computers
Stabilizer trim operation depends on which hydraulic power? - 🧠ANSWER
✔✔from the left and center hydraulic systems.
How many control modules the stabilizer operations have? - 🧠ANSWER
✔✔two
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
, What are the three modes of the stabilizer trim control? - 🧠ANSWER
✔✔electric, automatic, and alternate.
What is Pitch Enhancement System (PES) - 🧠ANSWER ✔✔PES provides
limited stabilizer trim control in the event of a failure of the left and center
hydraulic systems.
How does the Pitch Enhancement System consist of? - 🧠ANSWER ✔✔A
Power Transfer Unit (motor / pump).
The power transfer unit uses which hydraulics? - 🧠ANSWER ✔✔right
hydraulic system pressure and trapped left hydraulic system trim fluid to
provide a backup trim system
When will the PES operate? - 🧠ANSWER ✔✔if both left and center
hydraulic systems fail in flight.
With the PES active, what's the rate of the trim stabilizer? - 🧠ANSWER
✔✔¼ of the normal trim rate
With the PES active, which stabilizer mode is available? - 🧠ANSWER
✔✔Only the electric mode
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
Questions and Verified Answers |
Already Graded A+
Pitch control is achieved by? - 🧠ANSWER ✔✔two hydraulically powered
elevators, and a hydraulically powered stabilizer trim system.
How many actuators are there on each elevator? - 🧠ANSWER ✔✔3
actuators on each elevator
How many hydraulic systems must be operating to operate the Elevators? -
🧠ANSWER ✔✔at least one hydraulic system is functional
Elevator feel force is supplied by which computers? - 🧠ANSWER ✔✔two
elevator feel computers
Stabilizer trim operation depends on which hydraulic power? - 🧠ANSWER
✔✔from the left and center hydraulic systems.
How many control modules the stabilizer operations have? - 🧠ANSWER
✔✔two
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 1
STATEMENT. ALL RIGHTS RESERVED
, What are the three modes of the stabilizer trim control? - 🧠ANSWER
✔✔electric, automatic, and alternate.
What is Pitch Enhancement System (PES) - 🧠ANSWER ✔✔PES provides
limited stabilizer trim control in the event of a failure of the left and center
hydraulic systems.
How does the Pitch Enhancement System consist of? - 🧠ANSWER ✔✔A
Power Transfer Unit (motor / pump).
The power transfer unit uses which hydraulics? - 🧠ANSWER ✔✔right
hydraulic system pressure and trapped left hydraulic system trim fluid to
provide a backup trim system
When will the PES operate? - 🧠ANSWER ✔✔if both left and center
hydraulic systems fail in flight.
With the PES active, what's the rate of the trim stabilizer? - 🧠ANSWER
✔✔¼ of the normal trim rate
With the PES active, which stabilizer mode is available? - 🧠ANSWER
✔✔Only the electric mode
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY 2
STATEMENT. ALL RIGHTS RESERVED
