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airframes Flashcards

1
Q

WHAT ARE THE PURPOSES OF EMERGENCY RECLAMATION?

A

PREVENT FURTHER DAMAGE TO AIRCRAFT AND SALVAGE

SALVAGABLE ITEMS BY PRIORITY

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2
Q

4 SUBSYSTEMS OF MAIN ROTOR SYSTEM:

A
  1. MAIN ROTOR BLADES
  2. MAIN ROTOR HEAD/HUB ASSEMBLY
  3. FLIGHT CONTROLS
  4. BIFILAR VIBRATION ABSORBER
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3
Q

HOW DOES A BIM WORK?

A

IF THE BLADE IS DAMAGED OR SPAR IS IMPAIRED,
NITROGEN WILL ESCAPE AND CAUSE THE BIM TO SHOW 3
BLACK BANDS.

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4
Q

WHAT SUPPORTS THE MAIN ROTOR HEAD?

A

MAIN ROTOR SHAFT EXTENSION

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5
Q

WHAT DOES THE SWASHPLATE DO?

A

TRANSMITS FLIGHT CONTROL MOVEMENTS TO THE MAIN

ROTOR THROUGH 4 PITCH CONTROL RODS

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6
Q

purpose of bifilars

A

ABSORBS VIBRATION FROM ANYTHING ON THE HEAD

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7
Q

HOW MANY DEGREES IS the tail rotor CANTED UPWARD (ANGLE)?

A

20 degrees

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8
Q

total lifting force of tail rotor?

A

2.5 percent

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9
Q

WHAT DOES THE MAIN/TAIL LANDING GEAR CONSIST OF?

A
  • 2 SINGLE WHEELS
  • MAIN LANDING GEARS
  • DUAL-WHEEL SWIVEL TYPE TAIL GEAR
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10
Q

WHAT ARE THE 2 TAIL GEAR WHEELS MOUNTED ON?

A 
SHIMMY DAMPER ( CAUSES BOTH OF THE TAIL GEAR WHEELS TO ROTATE AT
THE SAME TIME)
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11
Q

WHAT DOES THE RAST SYSTEM CONSIST OF?

A

CONTROL PANEL

  • MAIN PROBE ASSEMBLY
  • TAIL PROBE ASSEMBLY
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12
Q

HOW ARE ACCESS AND INSPECTION OPENINGS IDENTIFIED?

A

3 DIGIT NUMBER (2.1.9)

  • FIRST NUMBER = WORK AREA
  • SECOND NUMBER = THE SIDE
  • THIRD NUMBER = PANEL NUMBER
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13
Q

HOW MUCH HORSEPOWER DOES THE ENGINE HAVE?

A

1,800 SHAFT HORSEPOWER

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14
Q

WHAT ARE THE 4 MODULES THAT MAKE UP THE ENGINE?

A
  1. COLD SECTION
  2. HOT SECTION
  3. POWER TURBINE
  4. ACCESSORY SECTION
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15
Q

WHAT ARE THE 5 SECTIONS OF THE ENGINE?

A
  1. INLET (COLD)
  2. COMPRESSOR (COLD)
  3. COMBUSTION (HOT)
  4. GAS GENERATOR TURBINE (POWER TURBINE)
  5. EXHAUST
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16
Q

WHAT DOES THE APU DO?

A
  • PNEUMATIC POWER FOR ENGINE TO START
  • BLEED AIR TO ECS
  • ELECTRICAL POWER FOR AIRCRAFT
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17
Q

WHAT IS THE APU’S FUEL CONSUMPTION RATE?

A

150 POUNDS PER HOUR

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18
Q

TWO TYPES OF APU’S:

A
  1. TURBOMACH

2. GARRETT

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19
Q

WHAT IS THE FUEL TANKS CONSIST OF?

A

THE MAIN TANK SYSTEM IS COMPOSED OF 2 CELLS

INTERCONNECTED TO FORM ONE TANK.

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20
Q

WAYS FOR PNEUMATIC SOURCES FOR ENGINE

START:

A
  1. EXTERNAL GROUND SOURCE
  2. APU
  3. ENGINE CROSS BLEED
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21
Q

THE H-60 POWERTRAIN CONSISTS OF 5 MAIN COMPONENTS:

A
  1. MGB
  2. TAIL ROTOR DRIVE SHAFT
  3. OIL COOLER
  4. INTERMEDIATE GEARBOX (IGB)
  5. TAIL GEARBOX (TGB)
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22
Q

WHAT DOES THE MAIN TRANSMISSION SUPPORT

A

THE MAIN GEAR BOX (MGB) DRIVES AND SUPPORTS

THE MAIN ROTOR.

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23
Q

PURPOSE OF IGB

A

CHANGES ANGLE OF DRIVE

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24
Q

WHAT IS ISNTALLED IN EACH GEARBOX?

A

CHIP DETECTORS

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25
Q

THYDRAULICs manual

A

01-1A-17

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26
Q

WHAT SHOULD YOU DO BEFORE APPLYING HYDRAULIC POWER?

A

all clearn of flight controls

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27
Q 
WHAT IS THE PRESSURE UTILIZED IN MOST MILITARY HIGH
PERFORMANCE AIRCRAFTS(hyds)?
A

3,000 psi

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28
Q

UTILITY PUMP IS USED

A

rescue operations

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29
Q

WHAT PRESSURE DOES THE PRIORITY VALVE OPEN AT?

A

2500 psi

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30
Q

WHAT DOES A PRIORITY VALVE DO?

A

IF PRESSURE DROPS BELOW 2,500 PSI, THE VALVE WILL

SEND FLUID TO IMPORTANT PLACES TO SAVE

31
Q

electrical safety

A

-TREAT ALL ELECTRICAL DEVICES AS IF THEY ARE LIVE OR
ENERGIZED.
- DISCONNECT THE POWER SOURCE BEFORE BEFORE SERVICING
OR REPAIRING ELECTRICAL EQUIPMENT.

32
Q

CURRENT (I)

A

A DIRECTED MOVEMENT OF ELECTRONS FROM

POSITIVE TO NEGATIVE.

33
Q

VOLTAGE(E OR V)

A

DIFFERENCE OF POTENTIAL OF 2 CHARGES OF

INTEREST.

34
Q

RESISTANCE ( R)

A

THE OPPOSITION OF CURRENT.

35
Q

HERTZ (Hz)

A

MEASUREMENT OF CYCLES IN A GIVEN PERIOD OF

TIME (FREQUENCY)

36
Q

AC - ALTERNATING CURRENT

A

CHANGES IN AMPLITUDE, & REVERSES DIRECTION AT REGULAR

INTERVALS.

37
Q

DIRECT CURRENT

A

FLOWS ONLY IN ONE DIRECTION.

38
Q

WHAT DOES THE BATTERY CONDITIONER ANALYZE?

A

MONITORS BATTERY VOLTAGE, TEMP & CONTAINS A CIRCUIT

FOR BATTERY CHARGING.

39
Q

PURPOSE OF BACKUP ATTITUDE INDICATOR

A

INDICATES PITCH AND ROLL

40
Q

BARALT (BAROMETRIC ALTIMETER) ENCODER:

A

VISUAL INDICATIONS OF PRESSURE

ALTITUDE

41
Q

AIRSPEED INDICATOR

A
  • IS A DIFFERENTIAL PRESSURE INSTRUMENT

- RANGE MARKINGS ARE 0-250 KNOTS, MARKED IN 5-KNOT UNITS

42
Q

WHAT DOES THE PITOT STATIC SYSTEM CONSIS OF?

A
  • IS A DIFFERENTIAL PRESSURE INSTRUMENT

- RANGE MARKINGS ARE 0-250 KNOTS, MARKED IN 5-KNOT UNITS

43
Q

FD

A

FLIGHT DISPLAYS

44
Q

ISD

A

INTEGRATED SELF-DEFENSE

45
Q

PDU

A

PILOT DISPLAY UNIT

46
Q

ADI

A

ATTITUDE DIRECTION INDICATOR

47
Q

RADAR ALTIMETER (RADALT

A

SHOOTS RADAR DOWN TO WHAT’S BENEATH YOU TO TELL

HOW HIGH UP YOU ARE FROM IT.

48
Q

HSI

A

HORIZONTAL SITUATION INDICATOR

49
Q

WHAT IS ON THE FLIGHT DISPLAY

A

RADALT, TURN RATE, AIR DATA

50
Q

MD

A

MISSION DISPLAY

51
Q

IFF

A

IDENTIFICATION FRIEND OR FOE

52
Q

RF

A

RADIO FREQUENCY

53
Q

LRD

A

LASER RANGE/FINDER DESIGNATOR

54
Q

LTM

A

LASER TARGET MARKER

55
Q

ELRF

A

EYESAFE LASER RANGEFINDER

56
Q

EGI

A

Global Positioning System

57
Q

TACTICAL AIR NAVIGATION SYSTEM (TACAN)

A
  • SHOWN ON FLIGHT DISPLAYS

- STATIONS ALL OVER THE GLOBE

58
Q

DFG

A

DIRECTION FINDER GROUP

59
Q

OTPI

A

ON-TOP POSITION INDICATOR

60
Q

AFCS

A

AUTOMATIC FLIGHT CONTROL SYSTEM

61
Q

MFR

A

MULTIFUNCTION RADIOS

62
Q

WHAT IS THE RADAR RANGE MILE?

A

12.36 MICROSECONDS

63
Q

WHAT IS DOES RADAR STAND FOR

A

RADIO DETECTION AND RANGING

64
Q

CMDS

A

COUNTERMEASURES DISPENSING SYSTEM

65
Q

MWS

A

MISSILE WARNING SYSTEM

66
Q

FLARES

A

USED TO AGAINST HEAT SENSING MISSILES

67
Q

CHAFF

A

USED AGAINST SMART MISSILES

68
Q

ALFS

A

AIRBORNE LOW FREQUENCY SONAR

69
Q

BURN TIME FOR MK 79

A

4.5

70
Q

BURN TIME FOR MK 25

A

10-20 MINS

71
Q

BURN TIME FOR MK 58

A

40-60 MINS

72
Q

HOW MUCH DO TORPEDOES WEIGH

A

536 TO 551 POUNDS

73
Q

The Air Data computer supplies what 4 things to the avionic system?

A
  1. Airspeed,
  2. Altitude,
  3. Vertical acceleration, and
  4. Outside temperature

eaws (6 decks)

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