11.5 Flashcards
How are instruments arranged
Basic T configuration
What is on the left of the basic T
Airspeed
What’s top middle of the basic T
Attitude indicator
Bottom middle of basic T
Compass
Right side of basic T
Altimeter
What does altimeter show
Aircraft’s altitude
In standard atmosphere What is static pressure at sea level
1013.25 hpa
What is qnh
Barometric height
Where is qfe used
Take off and landing
What does vertical speed indicator do
Shows rate of climb or decent in ft per min
What does the Mach meter do
Indicates ratio of aircraft’s true speed to actual speed of sound
What’s a red push light button
Immediate action
Amber push light
Action required but not at once
White push light button
System no longer in normal switching state and system off
What are the function of flags
Inform pilot info which is normally displayed , is missing
what is the dme frequency
same as vhf frequency
how many vhf systems are there in a typical aircraft
3
what are the vhf systems in a typical aircraft and located
2 for comms , 1 for acars
Located at top and bottom of fuselage
what is used to connect headphones and microphones to selected communication systems
audio selector panel
what is hf reflected by
Ionosphere
how do you calculate height above ground
radio altimeter
what are the ELT frequencies
121.5-243Mhz
what direction does yaw dampener deflect
opposite direction relative to the yaw motion
what is 7700 code
aircraft in emergency
what is 7600 code
radio failure
what is 7500 code
hijack
when should you never press 4 number code
on ground
how to measure motion across aircraft axis
accelerators
what is input into vertical speed indicator
static pressure
what assists pilot to fly manually
flight director
what are the ILS subsystems
localizer
glide scope
marker beacon
where are HF antenna installed
inside leading edge of vertical stabilisers
how many degrees of freedom does vertical gyro and directional gyro have
3
central warning system airbus
ECAM
central warning system boeing
EICAS
airbus warning levels
1,2,3 - advisory, caution, warning
boeing warning level
A,B,C - warning, caution, Advisory
what axis is a directional gyro
horizontal axis
what is an attention getter used for
inform crew of abnormal situations
what does the inner loop of auto pilot control
attitude of aircraft
what dampens Dutch roll oscillations
yaw dampener controls rudder
method of disconnect auto throttle system
quick disconnect push button
purpose of 2 antennas in ADF system
receive electro-magnetic waves from ground station
emergency frequency in VHF
121.5Mhz
Purpose of acars
exchange of flight and data information
what does a 1khz tone mean in hf system
tuning has started
gyro used to indicate aircraft altitude
vertical gyro
what frequency is the right lobe
150hz
what frequency is the upper lobe
90hz
what does mode s on the transponder do
transponder can only be activated selectively and can transmit address and identification
what does mode A on a transponder do
can only transmit identification codes
what does modern flight record
store flight data for the last 25 hours
what does airspeed indicator indicate
shows airspeed which is a reference for aerodynamic parameters
What does outer loop do
Control aircraft to automatically capture and stabilise flight path
Flight instruments located
Captain and co pilots instrument panel
Artificial horizon or attitude indicator shows
Roll and pitch attitude if the aircraft
How is altitude indicated when baro reference is set to sea level pressure
Altimeter
What does pitot tube do
Measure total pressure
Gyro for attitude
Vertical gyro
What provides heading reference for signal for horizontal situation indicator and radio magnetic indicators
Directional gyro
What do flags do
Inform pilot of information missing
What’s gyro precession
Shift force applied to the gyro
Where is standby compass usually located in commercial aircraft
Between centre post of the front windshields
What is the function of inner loop
Controls attitude of aircraft
What does outer loop do
Control aircraft to automatically capture and stabilise flight path
International emergency frequency
121.5mhz
Vhf frequency
118-136.975
How many vhf antennae
3
What are the communication systems used for
Inter-phones and passenger address
2 requirements for communication
Carrier and data
