Autopilots, Height Control and Heading Control MCQ’s

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This set of Avionics Multiple Choice Questions & Answers (MCQs) focuses on “Autopilots, Height Control and Heading Control”.

1. Which of the following is not one of the functions performed by the FMS?
a) Automatic navigation and guidance including ‘4D’ navigation
b) Management of aircraft systems
c) Efficient management of fuel
d) Housekeeping management

2. What does the outer loop of an autopilot do?
a) Generate commands to the inner flight control loop
b) Access the flight control surfaces to control the pitch and roll of the aircraft
c) Access the flight control surfaces to control the altitude and heading of the aircraft
d) Generate commands for the pilot to follow

3. What is missing in the autopilot loop?

Autopilot loop diagram

a) Autopilot
b) Flight Management System
c) FBW system
d) FBL system

4. Which of the following is the fundamental control of a common autopilot mode?
a) Altitude control
b) Pitch, roll and yaw control
c) Engine control
d) Automated landing

5. What is the reason for choosing height error gain in such a way that the frequency of height loop is below the bandwidth of the pitch attitude loop?
a) Efficient flight
b) Better Range
c) Stable and damped response
d) Better climb rate

6. Which of the following is the correct transfer function for?

Find the transfer function from the given diagram

Closed loop system diagram

a) 

Find the open loop transfer function from the given diagram

b) 

Find the feedback H(s) from the given diagram

c) 

Find the function of a closed loop from the given diagram

d) 

7. An altitude control loop does not depend on _______
a) Aircraft pitch angle
b) Angle of attack
c) Forward velocity
d) Density of air

8. What is  in  for a heading control system?
a) Rate of change of heading
b) Bank angle
c) Side slip angle
d) Required rudder deflection

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