Flight Control Operations and Limitations

Question 1

“Roll ratcheting” may occur because the F-16 has a ____ _____ that is automatically applied

Answer 1

Opposite roll command

Question 2

FLCS will maintain __ flight with pitch trim centered unless AOA exceeds 15* in CAT I … the FPM stays on the horizon with no stick or trim inputs required regardless of changes in _____

Answer 2

1-g flight

regardless of changes in Airspeed

Question 3

max pitch trim G

Answer 3

+3.4 nose up

-1.4 G nose down

Question 4

pitch trim in Takeoff and Landing Gains means zero trim commands zero pitch rate until ___ AOA

Answer 4

until 10* AOA

Question 5

Full roll trim = ____ stick command

Answer 5

1/5

Question 6

the ARI (aileron Rudder Interconnect) in the FLCC ensures _____ and is non-functional when AOA >___ or during TO/LDG when MLG speed >__Kts

Answer 6

coordinated turns
non functional when AOA>29*
TO/LDG >60 Kts

Question 7

T/O and landing Gains
max roll rate fixed at ___% of CAT I cruise gains
pitch response until ___ AOA
_G Max at 21* AOA

Answer 7

50% roll rate
pitch rate response until 10* AOA
1-G Max at 21* AOA

Question 8

Cruise Gains

Cat III provides ______

Answer 8

provides protection from destabilizing effect of external stores

Question 9

CAT I Pitch Axis Limiter

Answer 9

9 Gs at 25 lbs
-3 Gs at 16 lbs
AOA limiter reduces departure potential
pure G until 15* AOA
1G max at 25* AOA
Max 0 G <100Kts Max Neg G < 250 Kts Max 3 Gs

Question 10

CAT III Pitch Axi limiter

Answer 10

1G at 16-18* AOA
blend at 7* at 100 kts
blend at 15* >420 Kts

Question 11

Roll Axis Limites

Answer 11

CAT I: AOA >15, horizontal tail deflection >5 trailing edge down, airspeed <250 Kts
CAT III: dont operate below 200 Kts except TO/LDG 40% less authority than CAT I

Question 12

Rudder Authority Limiter

Answer 12

Fadeout feature reduces max pilot rudder command >14* AOA CAT I and >3* in CAT III
further reduced when roll rate >20/S
Zero Rudder Authority when >26 AOA CAT I and >15* in CAT III

Question 13

yaw rate limiter

Answer 13

commands anti-spin controls when >29* but does not function in an inverted deep stall

Question 14

LG Down G Limit Symmetric

Answer 14

4 Gs / 0Gs

Question 15

LG in Transit G Limit

Answer 15

2 Gs / 0Gs

Question 16

G Limit with Centerline or Wing tanks

Answer 16

7 Gs / -2.5 Gs

Question 17

Acceleration Rolling G Limits

Answer 17

+6 Gs / -1 Gs not protected by FLCS

Question 18

max bank angle change is ____ for a maximum roll maneuver

Answer 18

360*

Question 19

Departure with an asymmetric CAT III loading may result in a ______

Answer 19

fast flat (possibly nonrecoverable) spin

Question 20

Prohibited maneuvers:

Answer 20

intentional spins and departures
repeated max rudder reversals
consecutive 360* max command rolls
max command rolls >1.8 mach and either >3Gs or <35,000’
rudder rolls/rudder assisted rolls >90* with stores on STAS 3,4,6,7
rapid rudder release or reversals above 300 Kts/0.6 Mach
LG and/or TEFs down: flight >15* AOA with stores on STAS 3,4,6,7 or max command rolls of >90* bank change

Question 21

takeoff set __-__ pitch on ADI and allow aircraft to fly off runway. Do not rush ________ because gear/flap retraction happen simultaneously

Answer 21

8-12

don’t rush gear retraction

Question 22

Do not operate in ____ <200 Kts

Answer 22

CAT III

Question 23

maximum gross weight is ______

Answer 23

37,500 lbs

Question 24

the most aft CG occurs when:

Answer 24

F-16C - 2000 lbs remaining

F-16D - external tanks dry

Question 25

CG is usually within CG limits if ______

Answer 25

no red zone on AL pointer of fuel gauge

Question 26

using 11* AOA allows for better pitch control, visibility, sink rate easier to control and will float about _____-_____ feet

Answer 26

800’-1200’

Question 27

13*AOA landing has better touchdown control, efficient energy dissipation, and floats ____-____

Answer 27

500’-700’

Question 28

Aerobraking is most effective at ___* AOA

Answer 28

13* AOA

Question 29

Pitch altitude hold is good +/-____’ up to ______’ when engaged with

Answer 29

100’
up to 40,000’
engaged <2000 fpm

Question 30

pitch attitude hold is accurate +/-__*

Answer 30

0.5*

Question 31

heading select rolls ~___* angle with no more than a ___second roll rate and no more than ___ angle of Bank

Answer 31

30* angle
<20/S roll rate
30 max

Question 32

Roll Attitude hold ____*

Answer 32

+/-1* bank up to 60*

Question 33

Autopilot inoperative if:

Answer 33

AR switch - OPEN
ALt FLAPS - EXTEND
LG Handle - DN
STBY GAINS light - ON
TRIM A/P DISC switch - DISC

Question 34

Autopilot in ALT HOLD will start to descend at _____ AOA in CAT I and ______ AOA in CAT III

Answer 34

16-19* AOA CAT I

8-10* AOA CAT III