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CDC 2A672

Air & Space Ground Equipment CRAFTSMAN

Volume 1a (Questions 1 - 50 of 100)



51. What publications are issued by the SECAF, CSAF, commanders; and staff officials at all levels of the Air Force?

a. AFDIR.
b. AFVA.
c. standard publications.
d. AFI.
 

52. Used in high frequency, high voltage circuits ranging up to 15000 volts, the _______ capacitor has a capacitance range between 5 and 50000 pf with a tolerance of 5 to 10 percent.

a. paper
b. fixed
c. mica
d. ceramic
 

53. The A/M32A-86D generator set's low oil pressure switch actuates at _______ psi engine oil pressure.

a. 5
b. 10
c. 12
d. 15
 

54. True or False. The hydraulic test stand incorporates a heat exchanger to cool and maintain the hydraulic fluid temperature below 165 degrees Fahrenheit.

a. True.
b. False.
 

55. One component of the heat load in an air conditioner is the _______, which is measured in PPM.

a. quantity of refrigerant
b. condensation
c. quantity of air
d. recycling
 

56. When we magnetize any material, the amount of magnetism that remains after the magnetizing force is removed is called

a. resident magnetism.
b. residual magnetism.
c. one henry.
d. one coulomb.
 

57. As the actuator diaphragm in the GTC bleed air system moves, the _______ valve starts to open.

a. butterfly
b. metering
c. switcher
d. air load
 

58. In the GTC, the _______ changes heat into electrical energy operating the exhaust gas temperature gauge.

a. EGT thermocouple
b. pneumatic thermostat
c. exhaust box assembly
d. exhaust flange
 

59. True or False. If an object has a positive charge of one coulomb, it has gained 6,280,000,000 protons.

a. True.
b. False.
 

60. True or False. A long core in an electromagnetic coil produces low inductance.

a. True.
b. False.
 

61. The most effective means of evaluating the effectiveness of formal training are

a. field evaluation visits.
b. direct correspondence questionnaires.
c. job performance evaluations.
d. final examinations.
 

62. In the -60A generator's engine electrical system, the compressor is delivering enough air at _______ percent to support turbine operation.

a. 95
b. 60
c. 45
d. 35
 

63. The action point has _______ workdays to initially respond to a CAT II DR.

a. 30
b. 15
c. 10
d. 3
 

64. The length of time it is considered economically feasible to repair a piece of equipment is determined by the

a. item manager and equipment specialist.
b. uniform repair/replacement board.
c. supervisor.
d. installation commander.
 

65. If you notice that the exhaust gas temperature is excessively high during the operation of a -60A generator set, the probable cause is the

a. fuel atomizer.
b. torus assembly.
c. pneumatic thermostat.
d. air oil seals.
 

66. When the fuel level in the -60A generator set drops to about a _______ minute supply, a warning horn sounds to alert the operator that the fuel supply is running low.

a. 5
b. 10
c. 15
d. 20
 

67. True or False. In a series resonant circuit, if the frequency drops below the resonant value, inductive reactance exceeds capacitative reactance and current flow increases.

a. True.
b. False.
 

68. The primary use of a silicon control rectifier is as a

a. circuit amplifier.
b. spike protector.
c. voltage regulator.
d. electronic switch.
 

69. Use the power factor meter

a. during resistive and reactive load tests.
b. during resistive load tests.
c. when measuring apparent power.
d. when measuring true power.
 

70. True or False. A decrease in control air pressure causes more fuel to be bypassed and decreases the amount of fuel to the atomizer.

a. True.
b. False.
 

71. If the A/M32A-95 engine cranks but doesn't start, the probable cause is

a. an open fuel solenoid.
b. the auxiliary start relay is deenergized.
c. the air load switch is shorted.
d. the butterfly valve is open.
 

72. When a soft iron core in the coil of an electromagnet does not retain its magnetism when the power source is removed, it is said to have

a. residual magnetism.
b. retentive magnetism.
c. low retentivity.
d. electromagnetic induction.
 

73. True or False. It takes 970 BTUs to change one pound of ice at 32 degrees F to one pound of water.

a. True.
b. False.
 

74. The strength of the magnetic field is always the highest at the _______ of a magnet.

a. core
b. poles
c. middle
d. north pole
 

75. An increase in pressure causes _______ the boiling point of refrigerant.

a. an increase
b. a decrease
c. no effect on
d. a fluctuation in
 

76. An increase in the charge of an electrostatic field causes a corresponding _______ in the electrostatic force.

a. increase
b. decrease
c. repulsion
d. lighter mass
 

77. If the south pole of one magnet is placed near the north pole of another magnet, the magnets are

a. demagnetized.
b. attracted to each other.
c. repelled by each other.
d. aligned north to south.
 

78. Current flow in a circuit is controlled by a

a. capacitor.
b. transistor.
c. resistor.
d. gate.
 

79. When a bare wire touches another wire or the frame of the unit, you have a(n)

a. open circuit.
b. unwanted ground.
c. short circuit.
d. resistive circuit.
 

80. True or False. If you don't know how the air conditioning system is supposed to operate, it is next to impossible to fix it.

a. True.
b. False.
 

81. In full wave rectification, the ripple frequency is _______ the applied AC frequency.

a. twice
b. three times
c. equal to
d. less than
 

82. Information on the latest hazard reporting procedures can be found in AFI-

a. 36-2605.
b. 36-2104.
c. 51-504.
d. 91-202.
 

83. In an air conditioner, the vapor temperature is raised above the temperature of the surrounding air by the

a. heat load.
b. refrigerant.
c. compressor.
d. molecular activity.
 

84. The 2 speed solenoid in the GTC electrical system is energized by the _______ switch.

a. oil pressure
b. air load
c. 35 percent centrifugal
d. master
 

85. After submitting AFTO Form 375, initiate follow-up action with the item manager and MAJCOM/LGM if you do not receive an answer within _______ days overseas.

a. 15
b. 16
c. 21
d. 30
 

86. In the bomblift's hydrostatic drive system, changing the position of the _______ controls the direction of the fluid to the transmission motor and the direction in which the bomblift moves.

a. accelerator pedal
b. directional control lever
c. hydraulic control valve
d. outboard control valve
 

87. True or False. If we add to a silicon crystal an impurity with 3 valence electrons, the crystal becomes more negative and is called "n" type material.

a. True.
b. False.
 

88. On the A/M32A-86D generator set, the fault indicating lights remain illuminated until the

a. problem is corrected.
b. output contactor opens.
c. reset switch is pressed.
d. generator output is disconnected from the load.
 

89. The GTC's _______ provides high volume, low pressure air for servicing and starting the aircraft.

a. load control valve
b. bleed air system
c. electrical system
d. actuator diaphragm
 

90. During the investigation of loss or damage to property, the findings and recommendations are documented in blocks 1 through 11 on the DD Form _______, Financial Liability Investigation of Property Loss.

a. 301
b. 100
c. 200
d. 2005
 

91. A convenient way to measure pressures that are below atmospheric pressure in a refrigerant system is

a. PSIA.
b. PSI.
c. PSIG.
d. Hg.
 

92. In the test set's AC load bank circuit, the A, B, and C phase load banks are operated _______ to obtain the needed alternator loading.

a. individually
b. in parallel
c. either individually or in parallel
d. alternately
 

93. The larger the diameter of the conductor, the less

a. capacitance.
b. resistance.
c. inductance.
d. conductance.


94. Closing the ignition switch applies 12 VDC to the

a. neutral start switch.
b. ammeter.
c. tachometer.
d. parking brake.
 

95. An atom with less than _______ valence electrons is unstable.

a. 6
b. 8
c. 10
d. 12
 

96. Total pressure is expressed as

a. PSIG.
b. PSI.
c. PSIA.
d. Hg.
 

97. An atom having _______ valence electrons is called a semiconductor.

a. 2
b. 3
c. 4
d. 5
 

98. The amount of voltage in either a step up or step down transformer is calculated by a formula called the

a. inductive reactance formula.
b. turns ratio.
c. primary ratio.
d. power formula.
 

99. When hot gas is directed into the inlet of the evaporator, the temperature starts to rise and the _______ valve senses the temperature changes and prevents overheating of the compressor.

a. electric expansion
b. quench
c. hot gas bypass
d. TXV solenoid
 

100. The size of a capacitor's plates, the type of dielectric material, and the distance between the plates or thickness of the dielectric determines

a. the dielectric constant.
b. capacitance.
c. electrostatic force.
d. inductance.
 

Volume 1a (Questions 1-50)

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Page Added on: 24 February 2008

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Revised: 02/24/08.