In a typical quadruplex actuator system, how is the failure of an actuator identified?

By comparing it with a simulation model

By comparing it with the signal of the three good ones

By comparing it with a simulation model

The reason for using quadruplex actuation system is _______

to counteract heavy air loads on the control surfaces

quick reaction to the control stick movement

Why are both electrical and hydraulic systems are used in the same aircraft?

Hydraulics for more force and electric for quick deflections

Explore topic-wise MCQs in Avionics.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.

1.	In a typical quadruplex actuator system, how is the failure of an actuator identified?
A.	By comparing it with the signal of the three good ones
B.	By comparing it with a simulation model
C.	Using in-lane fault detection
D.	Using reflectometry
Answer» B. By comparing it with a simulation model

Discussion

2.	The reason for using quadruplex actuation system is _______
A.	precise movement
B.	to counteract heavy air loads on the control surfaces
C.	quick reaction to the control stick movement
D.	as a fail safe mechanism
Answer» E.

Discussion

3.	Why are both electrical and hydraulic systems are used in the same aircraft?
A.	To generate more force
B.	Quick deflections
C.	As a fail safe
D.	Hydraulics for more force and electric for quick deflections
Answer» D. Hydraulics for more force and electric for quick deflections

Discussion