T-38C by the Numbers

Question 1

Thrust at MIL

Answer 1

2200 lbs

Question 2

Type of engines

Answer 2

Propulsion Modernization Program: General Electric J85-GE-5R/S

Question 3

Thrust at MAX

Answer 3

3300 lbs

Question 4

Ignition timer and holding relay duration

Answer 4

30 Seconds

Question 5

Min time from idle to mil

Answer 5

1 second

Question 6

EED Startup time > 32 degrees F

Answer 6

15 seconds

Question 7

EED Startup time < 32 degrees F

Answer 7

Up to 5 minutes

Question 8

Tachometer light green arc (w/WOW)

Answer 8

46-50%

Question 9

Tachometer dark green arc

Answer 9

99-101% weight on wheels
99-104% weight off wheels

Question 10

Tachometer red line

Answer 10

107%

Question 11

EGT long white tic mark

Answer 11

0-40 degrees C

Question 12

EGT Dark Green Arc

Answer 12

630-650 degrees C

Question 13

EGT Red Line

Answer 13

845 and 925 degrees C

Question 14

IF EGT exceedance with an EGT OVERTEMP CAUTION over _______ after brake release continue mission.

Answer 14

650-665 degrees C

Question 15

FUEL white tick marks

Answer 15

360 PPH

Question 16

FUEL light green bars

Answer 16

400-600 PPH (IDLE range on deck at sea level)

Question 17

FUEL dark green bars

Answer 17

2100-2700 PPH (MIL limits at sea level)

Question 18

Fuel flow indications prior to start with Batt or Ext Pwr

Answer 18

Less than 60 PPH

Question 19

Fuel Flow gauge turns RED + FUEL LOW CAUTION LIGHT

Answer 19

250 lbs or less for 7.5 seconds

Question 20

White fuel imbalance indication

Answer 20

60-190 lbs fuel split

Question 21

Red fuel imbalance indication

Answer 21

200 or more lbs split

Question 22

EED brightness reduced by 50% in day mode when _______

Answer 22

EED HOT

Question 23

Where should Gravity fuel feed should work in absence fuel boost pumps?

Answer 23

0-25K ft, but only garunteed up to 6000’ and flameouts observed as low as 7000’

Question 24

Afterburner fuel flow static:

Answer 24

~ 7300 PPH

Question 25

Afterburner fuel flow at Mach 1

Answer 25

~11,400 PPH

Question 26

Oil system reservoir capacity:

Answer 26

4 Quarts oil, 1 quart air expansion capacity

Question 27

Oil consumption rate limit

Answer 27

6 Oz per hour

Question 28

Airframe mounted gear box shift range

Answer 28

65-75% RPM

Question 29

If single engine place both boost pumps on and crossfeed on when:

Answer 29

less than 250 lbs

Question 30

AC electrical system powered by:

Answer 30

2x 115/200 volt AC generators or ext pwr receptacle

Question 31

DC electrical system contains:

Answer 31

3x 28 VDC busses (2x Essential buses and 1x Non-essential)

Question 32

AC generators to DC power

Answer 32

2x50 AMP DC Transformer Rectifiers

Question 33

Battery shuts off at what voltage?

Answer 33

10 VDC

Question 34

Left Hyd system

Answer 34

Utility System 3000 PSI

Question 35

Right Hyd System

Answer 35

Flight Cont Syst 3000 PSI

Question 36

UTLITY/FLIGHT Hydraulic light illuminates

Answer 36

<1500 PSI

Question 37

UTILITY/FLIGHT Hydraulic light extinguishes

Answer 37

>1800 PSI

Question 38

Landing gear extension/retraction duration:

Answer 38

6 seconds

Question 39

Max Gear Speed

Answer 39

240 KCAS

Question 40

"Gear, Gear" Warning

Answer 40

<210 KCAS, 10Kft MSL, Both throttles below 96% RPM or 220-240 KCAS and 2kt/s increase

Question 41

Alternate gear extension duration:

Answer 41

15-35 seconds

Question 42

Wheel brake system capacity

Answer 42

0.1-0.2 Gallons

Question 43

<3/4 Nose Gear Extended

Answer 43

6 degrees rudder

Question 44

>3/4 Nose Gear Extended

Answer 44

30 degrees rudder

Question 45

Cabin Pressure Schedule

Answer 45

0-8000 ft MSL --- matched Cabin Alt 8000-23000 ft MSL --- Cabin Alt = 8000 +/- 1000' > 23000 ft MSL --- 5 PSI above ambient +/- 2000'

Question 46

Temp increase with 94-98%

Answer 46

15 degrees C

Question 47

When to anti-ice fail to ON position?

Answer 47

<65% RPM

Question 48

Loss of thrust with ENG Anti-ice on:

Answer 48

180 +/-10 lbs 8.5% loss in MIL 5.5% loss in MAX

Question 49

Pitot Probe Heat

Answer 49

+/-60 degrees C