8. The ELACS control the aircraft in pitch and they do so by sending commands to the left and right elevators and also by sending longer term trim commands to the "Trimmable Horizontal Stabilizer". Which law is this a. Direct Law b. Normal Law c. ELACS never control Horizontal Stabilizers, No Law

Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Jack Erjavec, Rob Thompson
Chapter22: Basics Of Electronics And Computer Systems
Section: Chapter Questions
Problem 4RQ: Means that data concerning the effects of the computers commands are fed back to the computer as an...
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5. Mark the correct statement for Flight computer architecture.
a. Neither the ELACS nor the SECS provide the only control
to either the pitch or the roll axis.
b. Both ELACS and SECS provide the control to pitch and
Yaw Axis.
c. Both ELAC and SECS Have full control or Pitch and Roll
Аxis.
6. To increase the redundancy and safety the power supplies to
individual control surfaces (Actuators/Motors) are signaled by
a. Different lanes but same hydraulic system.
b. Same lane and Different hydraulic system.
c. Different lane and Different hydraulic system.
7. Communication between the FBW system computers is done
via
a. ARINC 429 data bus.
b. Normal twisted wire cables.
c. No communication happens.
8. The ELACS control the aircraft in pitch and they do so by
sending commands to the left and right elevators and also by
sending longer term trim commands to the "Trimmable
Horizontal Stabilizer". Which law is this
a. Direct Law
b. Normal Law
c. ELACS never control Horizontal Stabilizers, No Law
9. Under the direct control Law, Pitch Trim is controlled by
a. SECS
b. Pitch trim Wheel
c. Control stick
10. Normal Control Law for Roll control is provided by
a. Both ELACS and SECS
b. Only ELACS
c. Only SECS
Transcribed Image Text:5. Mark the correct statement for Flight computer architecture. a. Neither the ELACS nor the SECS provide the only control to either the pitch or the roll axis. b. Both ELACS and SECS provide the control to pitch and Yaw Axis. c. Both ELAC and SECS Have full control or Pitch and Roll Аxis. 6. To increase the redundancy and safety the power supplies to individual control surfaces (Actuators/Motors) are signaled by a. Different lanes but same hydraulic system. b. Same lane and Different hydraulic system. c. Different lane and Different hydraulic system. 7. Communication between the FBW system computers is done via a. ARINC 429 data bus. b. Normal twisted wire cables. c. No communication happens. 8. The ELACS control the aircraft in pitch and they do so by sending commands to the left and right elevators and also by sending longer term trim commands to the "Trimmable Horizontal Stabilizer". Which law is this a. Direct Law b. Normal Law c. ELACS never control Horizontal Stabilizers, No Law 9. Under the direct control Law, Pitch Trim is controlled by a. SECS b. Pitch trim Wheel c. Control stick 10. Normal Control Law for Roll control is provided by a. Both ELACS and SECS b. Only ELACS c. Only SECS
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