Review Questions Flashcards
Which of the following statements are true regarding the hydraulic system? (Select more than one)
a. Nosewheel steering is available only with downside hydraulic pressure.
b. Normal gear extension requires DC and utility hydraulic pressure.
c. Speed brake requires DC and utility hydraulic pressure.
d. Wing flaps require DC and utility hydraulic pressure.
A,b,c
What are the conditions that activate the landing gear up warning system when the gear is not down and locked? (Select more than one) a. Airspeed 210 KCAS or less b. Either throttle below 96% RPM c. Airspeed 250 KCAS or less d. Altitude 10,000 feet or below e. Both throttles below 96% RPM f. Altitude below 23,000 feet MSL
A, d, e
What are the conditions that activate the landing gear down warning system? (Select all that apply.)
a. All gear are up and locked
b. All gear are down and locked
c. 210 KCAS or less
d. 230 KCAS or more
B,d
What are the limits of rudder deflection under the following conditions?
a. Nose gear extended ¾ or less – ____________________________
b. Nose gear extended more than ¾ – _____________________________.
6 degrees
30 degrees
How is control of the speed brake transferred from one cockpit to the other? (Select more than one.)
a. Control automatically reverts to the front cockpit to prevent creeping.
b. The rear cockpit can take control any time the rear switch is actuated.
c. The front cockpit can take control any time the front switch is actuated.
d. The front cockpit switch must be momentarily returned to neutral (OFF) to regain control.
B,d
If the gear is lowered by the alternate release handle with the landing gear handle in the LG UP position, there will
be a red light in the gear handle without the audible tone. This:
a. is a proper indication.
b. indicates the gear are not down and locked.
c. indicates the gear doors are open.
d. Both a and c are correct.
D
Select the true statement below concerning a practice alternate gear extension.
a. To ensure hydraulic pressure on the gear after alternate extension, cycle the gear handle with the alternate
release handle lanyard fully extended.
b. Do not move the gear handle until the alternate release handle lanyard is fully stowed.
c. Wait until the gear are down and locked before stowing the alternate release handle.
B
If you have AC electrical failure, will this affect the flight controls? If so, why?
Yes. Trim is AC powered
What hydraulic operations are no longer available if the alternate gear extension is used?
Nose wheel steering inop.
And landing gear doors remain open.
The left engine is flamed out and frozen. Can rudder trim be used during the single-engine approach?
No. Rudder trim requires stab-aug on which runs on utility hydraulics
Which of the following best describes the T-38C wheel brake system?
a. Interconnected to utility hydraulic system
b. Independent, self-contained hydraulic system
c. Interconnected with flight control hydraulic system
d. A system of mechanical cables, pulleys, and bell cranks
Independent, self-contained hydraulic system
Because of utility hydraulic failure, the gear has been lowered by the alternate gear release. What is still available to the pilot? a. Nosewheel steering b. Downside hydraulic pressure c. Speed brake d. Wheel brakes
d. Wheel brakes
How are aerodynamic forces transmitted from the flight control surfaces to the pilot?
a. Hydraulic pressure feedback valves
b. Hydraulic servo valves through the flight hydraulics
c. Aerodynamic forces are simulated by artificial feel
d. Direct linkage through the flight control cables
c. Aerodynamic forces are simulated by artificial feel
Which statement describes the operation of the red light in the gear handle?
a. The light is on any time the gear are not down and locked.
b. In the up position, the light is a function of the gear doors, and in the down position, the light is a function of
the gear position.
c. Any time the light in the gear handle is on, you will hear the gear tone (provided the silence button has not
been pushed).
d. Both b and c are correct.
b. In the up position, the light is a function of the gear doors, and in the down position, the light is a function of
the gear position.
The takeoff trim button
a. trims the horizontal tail, rudder, and ailerons for takeoff.
b. trims only the rudder and turns on the green light when the button is pressed.
c. trims ailerons, horizontal tail, and turns on the green light when the button is pressed.
d. trims only the horizontal tail, and the takeoff trim light illuminates only when the button is pressed and the
horizontal tail is trimmed for takeoff.
d. trims only the horizontal tail, and the takeoff trim light illuminates only when the button is pressed and the
horizontal tail is trimmed for takeoff.
Which of the following are true concerning the flaps? (Select more than one.)
a. If one flap motor fails, that flap will not extend.
b. If either flap motor fails, both flaps should extend because of the interconnecting rotary shaft.
c. If you lose the utility hydraulic system, the flaps will be inoperative.
d. The flaps require both AC and DC power to operate.
B,d
How does AC and DC power failure affect flap operations?
a. They will be inoperative only with AC power failure.
b. They will be inoperative only with DC power failure.
c. They will be inoperative only if both AC and DC power fail.
d. Both a. and b. are correct.
D
What would happen on an aircraft if the flap-slab interconnect failed while the flaps were full down?
a. The aircraft would have a definite pitchup.
b. The aircraft would have a definite pitchdown.
c. The aircraft would have a gradual pitchup once the flaps are raised.
d. The aircraft would have a definite rolling tendency.
a. The aircraft would have a definite pitchup.
Use of which of the following requires the stability augmentor system to be on?
a. Stabilizer trim
b. Rudder trim
c. Aileron trim
B
What systems are deactivated when the cabin pressure switch is in the RAM DUMP position? (Select more than
one. )
a. Canopy defog
b. Cabin pressurization and air-conditioning
c. Canopy seal
d. Anti-G suit
A,b,c,d
Compute the normal cabin pressure altitude for each of the pressure altitudes given below.
a. 8,000 feet
b. 31,000 feet
c. 35,000 feet
d. 40,000 feet
8000 +/-1000
12500 +/-2000
14500 +/-2000
17000 +/-2000
The canopy defog control affects the
a. temperature of the defog air.
b. volume of the defog air.
c. temperature and volume of the defog air.
b. volume of the defog air.
Assuming you have complete AC power failure, which of the following are true concerning T-38C air-conditioning and pressurization? (Select more than one.)
a. You cannot change the ram dump valve position.
b. You automatically lose all cabin pressure.
c. You cannot defog.
d. Your G-suit is inoperative.
e. You cannot control the temperature of the cabin air.
a. You cannot change the ram dump valve position.
e. You cannot control the temperature of the cabin air.
How is ice removed from the air-conditioning system?
A de ice valve open automatically when ice for,s in the AC system, allowing hot air to pass through the moisture separator where ice have formed
How do you eliminate smoke and fumes from the cockpit?
Ram dump (below 25000 if possible)
You have just started a go-around when you hear a loud fluttering noise. This is the pressure relief valve in the
moisture separator. What would you do to prove that the noise is from the relief valve and not from an engine
compressor stall?
Check engine instruments for normal Ops. Increase temp on temp control to stop the fluttering of the temp control valve.
How can you help prevent the canopy from fogging up during a descent from high altitude?
Blow all moisture out of the system at low altitude. Prior to descent preheat the canopy.
Which of the following is true if you ram dump while flying enroute to the area?
a. Engine anti-ice will still work.
b. Hydraulic pressure reservoirs will remain pressurized.
c. Canopy defog will still work.
d. Both a and b are correct.
D
Cabin temperature and canopy defog controls are
a. AC and DC electrically powered.
b. pneumatically powered.
c. AC electrically powered.
d. AC electrically and pneumatically powered.
d. AC electrically and pneumatically powered.
The cabin pressurization and air-conditioning controls are in
a. the front cockpit.
b. the rear cockpit.
c. both cockpits.
a. the front cockpit.
What will occur in the cockpit concerning the air-conditioning and pressurization system with dual-generator failure?
a. Immediate loss of cabin pressurization
b. Loss of canopy defog
c. Everything remains as it is except you cannot ram dump or change the cabin temperature.
d. Both a and b are correct
c. Everything remains as it is except you cannot ram dump or change the cabin temperature.
Below what altitudes must you descend for oxygen and pressure failure?
a. 8,000 feet cabin pressure altitude and 30,000 feet cabin pressure altitude respectively
b. 10,000 feet cabin pressure altitude and 25,000 feet cabin pressure altitude respectively
c. 15,000 feet cabin pressure altitude and 24,000 feet cabin pressure altitude respectively
d. 24,000 feet cabin pressure altitude and 30,000 feet cabin pressure altitude respectively
b. 10,000 feet cabin pressure altitude and 25,000 feet cabin pressure altitude respectively
Why does the T-38C aircraft have two hydraulic reservoirs?
a. To provide a reserve supply of hydraulic fluid
b. To allow for two independent hydraulic systems
c. So one system can supply fluid to the other if the other gets low
b. To allow for two independent hydraulic systems
Indicate whether the following hydraulic components are powered by the flight control system, utility system, both systems, or another source. a. \_\_\_\_\_\_\_\_ Speed brake b. \_\_\_\_\_\_\_\_ Ailerons c. \_\_\_\_\_\_\_\_ Nosewheel steering d. \_\_\_\_\_\_\_\_ Landing gear e. \_\_\_\_\_\_\_\_ Rudder f. \_\_\_\_\_\_\_\_ Stability augmentor g. \_\_\_\_\_\_\_\_ Stabilizer h. \_\_\_\_\_\_\_\_ Wheel brakes
A. Utility B. Both C. Utility D. Utility E. Both F. Utility G. Both H. Independents
What are the minimum, normal range, and maximum hydraulic system pressure limitations?
1500, 2850-3200, 3200
When will the hydraulic caution light illuminate?
a. When the hydraulic pressure drops below 1,500 psi
b. When the hydraulic pressure drops below 1,800 psi
c. When the hydraulic pressure rises above 3,200 psi
d. When the hydraulic pressure is above or below the normal operating range
a. When the hydraulic pressure drops below 1,500 psi
Can you maneuver the T-38C with the left engine frozen and the right gearbox failed?
a. Yes, but a controlled ejection is recommended if not at a low altitude.
b. Yes, but a landing cannot be made.
c. No, immediate ejection is recommended.
c. No, immediate ejection is recommended
Which of the following statements about the airframe mounted gearbox are true? (Select more than one.)
a. If the left hydraulic and left generator lights illuminate at the same time, this probably indicates gearbox
failure.
b. If only a generator light illuminates while advancing the throttle from IDLE to MIL, this probably indicates
gearbox failure.
c. If the gearbox fails to shift, you lose hydraulic pressure and AC generator on that side.
d. If the gearbox fails to shift, you lose the generator on that side only.
A,d
If the left airframe mounted gearbox shaft shears,
a. windmilling RPM will provide normal utility hydraulic pressure.
b. the UTILITY HYDRAULIC and MASTER CAUTION lights illuminate as pressure decreases below 1,800
psi.
c. the gear must be lowered with the alternate system.
d. Both a and c are correct.
c. the gear must be lowered with the alternate system.
How is the engine rotated for starting during a ground start?
a. Electrically by DC power
b. High-pressure air
c. Low-pressure air
d. Both a and c are correct
C
In the event of an engine oil system malfunction,
a. retard throttle to OFF if 0 to 20 psi cannot be maintained.
b. retard throttle to OFF if 5 to 55 psi cannot be maintained.
c. you may restart the engine at a later time.
d. Both b and c are correct.
D
Which of the following is true of the main engine fuel system components?
a. The main fuel control positions the inlet guide vanes and bleed ports.
b. The main fuel control computer schedules the variable geometry system.
c. Main engine and afterburner fuel flow are indicated on the fuel flow indicators on the EED.
d. Both a and b are correct.
D
What happens if one afterburner blows out during takeoff, just prior to liftoff?
a. Complete loss of thrust on that engine.
b. The engine will roll back and subsequently flameout.
c. The nozzle will close and that engine will revert to MIL power.
d. The afterburner will automatically relight.
C
Maximum fuel flow for start prior to ignition is:
a. 150 pph.
b. 200 pph.
c. 250 pph.
d. 360 pph.
D
Where is the fuel flow stopped when the engines are shut down after a normal flight?
a. Fuel shutoff valve.
b. Main fuel control.
c. Boost pump shutoff valve.
d. Both a and b are correct.
D
What conditions must exist before fuel will flow to the afterburner pump? (Select more than one.)
a. The throttle must be placed in the MAX range.
b. Stabilized EGT.
c. Stabilized fuel flow.
d. Stabilized RPM at MIL.
A,d
During engine start, abort the start if EGT reaches ________ to prevent exceeding temperature limits of ______.
a. 630 °C, 825 °C
b. 825 °C, 930 °C
c. 845 °C, 925 °C
d. 925 °C, 945 °C
C
How are the fuel shutoff valves controlled?
a. Through the use of the fuel shutoff switches
b. Fuel shutoff switch position and the throttles
c. Throttle movement from out of cutoff
B
To obtain ignition during a ground start (no APU), you must have the battery switch ON, push the start button, and
place the throttle in IDLE.
True
A compressor stall is defined as the disruption of airflow through the compressor and can be caused by ice
ingestion, bird ingestion, or afterburner initiation out of the engine envelope.
True
While flying at FL390, you advance the throttles and encounter a compressor stall. What should you do?
a. Quickly retard the throttle(s) to IDLE, push the start button, and then re-advance the throttle slowly while increasing airspeed. If engine damage is suspected, advance the throttle above idle only if required.
b. Retard throttle(s) to below 75% RPM and then re-advance the throttle slowly while increasing airspeed.
c. Stop throttle movement and increase airspeed.
a. Quickly retard the throttle(s) to IDLE, push the start button, and then re-advance the throttle slowly while increasing airspeed. If engine damage is suspected, advance the throttle above idle only if required.
What is the recommended altitude and RPM for a successful airstart with JP-8/Jet A fuel?
a. Below 25,000 feet with 12% RPM minimum
b. Below 26,000 feet with 19 – 24% RPM
c. Below 30,000 feet with 12% RPM minimum
A
During an alternate airstart, how long does ignition occur?
a. Continuously while in maximum throttle position.
b. 15 seconds while in maximum throttle position.
c. 30 seconds while in maximum throttle position.
d. 45 seconds while in maximum throttle position.
C
If the left engine is restarted first after dual-engine flameout, what is the first indication of a start?
a. Nozzle opening
b. EGT increasing
c. RPM increasing
d. Fuel flow increase
C
With complete electrical failure (battery dead), which engine instruments provide accurate information?
None. Tachometer sensors are independent but EED is blank with DC failure
What would be the most likely malfunction when you observe the following conditions at MIL power: RPM decreasing to zero, oil pressure decreasing to zero, nozzle position zero, EGT at 650 °C, and fuel flow within
limits?
The oil pump shaft has failed
Why is it unnecessary to wait 30 seconds between air-starting the right and left engines?
Ram air is providing windmilling simultaneously and the static inverter will provide ignition to both engines as well.
What purpose do the variable inlet guide vanes and air bleed valves serve?
a. Allow the bleed air to be used for air-conditioning, anti-ice, and other systems.
b. Reduce the possibility of compressor stalls.
c. Warm the fuel prior to injection into the engine.
b. Reduce the possibility of compressor stalls.
The T-38C anti-ice system prevents ice from forming on:
a. the leading edge of the wings.
b. the inlet guide vanes and bullet nose.
c. the leading edge of the inlet ducts.
d. Both b and c are correct.
b. the inlet guide vanes and bullet nose.
How will the anti-ice system be affected with an AC power failure?
a. Anti-ice will be inoperative.
b. Anti-ice will be fully effective on any engine above 80% RPM.
c. Anti-ice is available on both engines if one is above 80% RPM.
d. Effective anti-ice will be available at any RPM.
b. Anti-ice will be fully effective on any engine above 80% RPM.
What is the purpose of the variable exhaust nozzle?
a. Maintains maximum thrust efficiency while controlling EGT.
b. Maintains a constant thrust.
c. Maintains the most efficient EGT and engine RPM.
a. Maintains maximum thrust efficiency while controlling EGT.
Under what atmospheric conditions should you use the anti-ice system?
a. When temperature is near or below 32 °F.
b. When flying at an altitude above FL290.
c. In visible moisture or conditions of high humidity.
d. Both a and c are correct.
a. When temperature is near or below 32 °F.
c. In visible moisture or conditions of high humidity.
Which of the following statements is correct with respect to the T-38C anti-ice system?
a. Fail safe system with 80% RPM minimum for effective anti-ice.
b. Requires AC power for use and no thrust loss during operation.
c. Requires DC power for use with 80% RPM necessary for effective anti-ice.
d. Fail safe system with no minimum RPM necessary for effective anti-ice
a. Fail safe system with 80% RPM minimum for effective anti-ice.
The primary advantage of using an afterburner in engine design is
a. high specific fuel consumption.
b. high weight for high thrust.
c. high thrust for low weight.
d. compressor section supplies more air.
c. high thrust for low weight.
Which of the following statements are correct for engine operation? (Select more than one.)
a. The throttle position closes the nozzles as RPM is increased up to approximately 97%.
b. The T system opens the nozzles to maintain EGT between 630 – 650 °C in MAX power.
c. The throttle position controls the nozzles at all power settings.
d. The T system only operates to maintain EGT within proper limits.
e. The T system controls the nozzles at all power settings.
a. The throttle position closes the nozzles as RPM is increased up to approximately 97%.
b. The T system opens the nozzles to maintain EGT between 630 – 650 °C in MAX power.
d. The T system only operates to maintain EGT within proper limits.
How can you be relatively sure the T system on a particular engine is working? (Select more than one.)
a. Check to see the nozzles open as the throttle is retarded to IDLE.
b. Observe EGT indications between 630 – 650 °C in MAX power.
c. Check to see the nozzles open while advancing the throttle from 97% RPM to MIL power.
d. Check to see the nozzles close as the throttle is advanced from idle to 95% RPM.
b. Observe EGT indications between 630 – 650 °C in MAX power.
c. Check to see the nozzles open while advancing the throttle from 97% RPM to MIL power.
What electrical source is required to operate the T system?
a. Right AC power
b. DC power
c. AC power through a DC-controlled solenoid
d. An independent AC T alternator
d. An independent AC T alternator
What is the correct nozzle position for military power?
a. 0 to 20%
b. 50 to 85%
c. 77 to 92%
d. 97 to 100%
a. 0 to 20%
What are the nozzle limits in maximum afterburner in flight?
a. 0 to 20%
b. 50 to 85%
c. 77 to 92%
d. 97 to 100%
b. 50 to 85%
If a sudden change of ________ psi or greater in oil pressure indication occurs at any stabilized RPM, follow the
engine oil system malfunction procedures in Section III of the T-38C checklist.
10 psi
During the lineup check at military power, which of the following engine instrument indications would be incorrect and unacceptable? a. RPM — 100% b. Oil pressure — 25 psi c. EGT — 640 °C d. Nozzle — 25%
d. Nozzle — 25%
What is the center of gravity restriction for a fuel imbalance during solo flight?
a. The left system cannot exceed 200 pounds more than the right system.
b. The right system cannot exceed twice the amount of the left system.
c. The right system cannot exceed the left system.
d. No restriction on solo flight fuel management exists other than the 200 pounds imbalance
b. The right system cannot exceed twice the amount of the left system.
In the event of AC power failure, how could you check your fuel quantity?
a. Hold the fuel/oxygen check switch in the QTY CHECK position.
b. Hold the fuel/oxygen check switch in the GAGE TEST position.
c. Activate either start button.
d. All of the above are correct.
D
When will the fuel quantity low-level (FUEL LOW) caution light illuminate?
a. Whenever the fuel level in either tank is below 300 pounds.
b. Within 1 minute after both indicators show 275 to 225 pounds remaining.
c. Within 7.5 seconds after either indicator reads below 250 pounds remaining.
d. Within 7.5 seconds after the fuel level in either system goes below 275 pounds.
c. Within 7.5 seconds after either indicator reads below 250 pounds remaining.
While flying in the traffic pattern, what procedure is recommended to balance the fuel?
a. Use crossfeed operation.
b. Land as soon as possible.
c. Use differential power settings.
c. Use differential power settings.
With 1,000 pounds of fuel in each system, the right engine flamed out and will not restart. All other systems are
operating normally. After 10 minutes of single-engine flight, the left fuel system drops down to 750 pounds while
the right fuel system remains at 1,000 pounds. How can the fuel switches be set up to guarantee the use of the fuel
in the right fuel system?
a. Use crossfeed operation with both boost pumps operating.
b. Use crossfeed operation with the left boost pump OFF.
c. This fuel cannot be used; land as soon as possible.
b. Use crossfeed operation with the left boost pump OFF.
Select the four steps in the procedure to crossfeed from the left system (right system is low) and then return to normal operation. Number them in order. a. Crossfeed switch ON. b. Crossfeed switch OFF. c. Left boost pump switch ON. d. Left boost pump switch OFF. e. Right boost pump switch ON. f. Right boost pump switch OFF.
A,f,e,b
Complete the following statements concerning the gravity feed limitations for the T-38C fuel system during the
afterburner operation.
a. It is possible to use gravity feed up to ________ feet altitude.
b. Specifications guarantee gravity feed operation only to an altitude of ________ feet.
c. Flameouts have occurred as low as ________ feet altitude.
25000
6000
7000