WorksheetsAFCS Quiz 1
Total questions: 20
Worksheet time: 10mins
The Automatic Flight Control System can be broken down in to two main areas of operation.
What area is shown in the image?
Auto-Pilot
Autostabs
Artificial feel
BUILT IN TEST: Requested BIT is further divided into? (2)
Pre-Flight BIT
Power Up BIT
Continuous BIT
Maintenance BIT
Automatic BIT is controlled by the operator?
True
False
Components of an AFCS: What establishes a datum within a frame of reference and measure deviations from it
Control Laws
Computers
Sensors
Output Device
What is the correct statement about Series Actuators?
An electrical clutch is fitted
Authority is not limited
Fast acting in operation
Reverts to a rigid link when not operating
The Automatic Flight Control System can be broken down in to two main areas of operation.
What area is shown in the image?
Auto-Pilot
Autostabs
Artificial Feel
Autostabs - Returns an airframe immediately to its datum position following a disturbance by turbulence.
False
True
Automatic BIT: What is a sub-divide of Automatic BIT?
Start Up BIT
Continuous BIT
Scheduled Continuous BIT
Soak-away BIT
BUILT IN TEST: Requested BIT is controlled by the operator?
True
False
Auto Pilot functions - an automatic descent and forward deceleration to a pre-determined height
Height Hold
Airspeed Hold
Transition to hover
Transition from hover
Autopilot - Enables the aircraft to carry out tasks beyond the basic stability of flight.
False
True
Error - Caused by change of aircraft’s centre of gravity due to fuel usage.
Caused by prevailing winds.
short term
long term
both
What is NOT an Auto Pilot function
Airspeed Hold
Compass Hold
Height Hold
Combined Actuator System. Label A, B, C and D
A - Pilots Control & Indicator
B - Flight Control Computer
C - Trim Signal
D- Parallel Actuator
A - Aircraft management system
B - Positional Feedback Signal
C - Parallel Actuator
D- Series Actuator
A - Aircraft management system
B - Flight Control Computer
C - Parallel Actuator
D- Series Actuator
A - Aircraft management system
B - Flight Control Computer
C - Series Actuator
D- Parallel Actuator
Auto Pilot functions - automatic climb and acceleration to controlled flight at a pre-determined Speed and Altitude
Height Hold
Airspeed Hold
Transition from Hover
Transition to Hover
Components of an AFCS: What converts the information into a correction signal
sensors
output device
control law
computers
Components of an AFCS: Allow the input datum
Pilot controls
sensors
computers
control laws
COMPUTATION: which of the following responses are used to control the output to a control surface.
Derivative
Integral
Summing
Proportional
Damping - the system returns to equilibrium without oscillating, but slowly.
critical damping
undamped
underdamped
overdamped
Coriolis force: The reference frame with clockwise rotation Northern Hemisphere , the force acts to left of the motion of the object.
false
true
