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2. What does a muffler provide a complex path for?
Answer
Correct Answer:
Exhaust of air
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3. What substance or energy does a motor convert?
Answer
Correct Answer:
Hydraulic energy
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4. What type of energy is used to run a motor?
Answer
Correct Answer:
Hydraulic
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5. Mixtures of what cannot be separated?
Answer
Correct Answer:
Phases
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6. What type of particle is removed by the use of a filter?
Answer
Correct Answer:
Microns
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7. What is the size of the particles the FILTER will remove?
Answer
Correct Answer:
The size, in microns
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8. What do you use to determine the particle size of contaminants in a fluid system?
Answer
Correct Answer:
MICRON
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9. Energy created by the physical interaction of what?
Answer
Correct Answer:
Instruments or tools
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10. Energy created by the interaction of instruments or tools is referred to as what?
Answer
Correct Answer:
Mechanical Power
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11. What could be used in place of cams to actuate the control of a machine?
Answer
Correct Answer:
GEARS
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12. What type of control is actuated by cams, gears, linkages, screws or other mechanical elements?
Answer
Correct Answer:
MECHANICAL CONTROL
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13. What type of accumulators are spring-loaded accumulators?
Answer
Correct Answer:
Mechanical ACCUMULATOR
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14. What do mechanical accumulators include?
Answer
Correct Answer:
Deadweight and spring-loaded accumulators
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15. What is the rate at which fluid is being dumped into the flow-passage?
Answer
Correct Answer:
MASS FLOW
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16. What is the name of the flow-rate calculated as the mass per unit of time of the fluid passing through a cross-section?
Answer
Correct Answer:
MASS FLOW RATE
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17. What do you do if you want to override the vehicle's automatic control system?
Answer
Correct Answer:
MANUAL OVERRIDE
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18. What is an example of a manual control?
Answer
Correct Answer:
A control actuated by the operator
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19. What is a control actuated by the operator?
Answer
Correct Answer:
MANUAL CONTROL
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20. What is a fabricated system of passages to which various components are attached to form a working assembly or sub-assembly?
Answer
Correct Answer:
Hydraulic manifolds
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21. What is the property that diminishes friction and increases smoothness and slipperiness?
Answer
Correct Answer:
LUBRICITY
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22. What does lubricity increase?
Answer
Correct Answer:
Smoothness and slipperiness
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23. What does lubricant do?
Answer
Correct Answer:
Adds controlled or entered amounts of lubricant
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24. A device that adds controlled amounts of what into an air system?
Answer
Correct Answer:
Lubricant
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25. What type of installation is the assembly most often used with?
Answer
Correct Answer:
LOOP
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26. What are "locking balls"?
Answer
Correct Answer:
Other nomenclature "detent balls"
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27. What does the term "hydraulics" mean?
Answer
Correct Answer:
The amount of force or pressure placed on a hydraulic system
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28. What is the amount of force or pressure placed on a hydraulic system?
Answer
Correct Answer:
Load
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29. What device is used to indicate the fluid level in a reservoir or tank?
Answer
Correct Answer:
Liquid Level Gauge
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30. A cylinder is a what?
Answer
Correct Answer:
Linear actuator
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31. What type of energy is used in a linear actuator?
Answer
Correct Answer:
Hydraulic
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32. What can a line connect?
Answer
Correct Answer:
Components
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33. What are all types of connections?
Answer
Correct Answer:
Pipe, tube or hose
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34. What is the term used to describe the capability of a pump to raise fluid from a lower to higher level without causing damage to the pump?
Answer
Correct Answer:
LIFT
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35. What does the term leverage mean?
Answer
Correct Answer:
A gain in output force over input force by sacrificing the distance
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36. What gain in output force did the lever sacrifice?
Answer
Correct Answer:
Distance
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37. What is the term for gain in output force over input force by sacrificing the distance moved?
Answer
Correct Answer:
LEVERAGE
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38. What does the LEVEL TRANSMITTER produce an analogue signal that corresponds with?
Answer
Correct Answer:
The change of state
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39. What does an electro-mechanical device sense?
Answer
Correct Answer:
Level of fluid
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40. What is an electro-mechanical device which senses the level of fluid in a chamber?
Answer
Correct Answer:
LEVEL SWITCH
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41. Laminar flow is a type of what?
Answer
Correct Answer:
Slow movement of fluid in a passage
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42. The preferred engineering term for what is delay in response?
Answer
Correct Answer:
LAG
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43. ENERGY THAT A SUBSTANCE OR BODY HAS BY VIRTUE OF ITS MASS(WEIGHT) AND VELOCITY is called what?
Answer
Correct Answer:
KINETIC ENERGY
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44. At what temperature of measurement does density have any effect on the Kinematic viscosity?
Answer
Correct Answer:
Same
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45. What does the male's nipple half do?
Answer
Correct Answer:
Establishes and controls interchangeability
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46. What type of coupling half can interchange with other halves?
Answer
Correct Answer:
Quick-action
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47. What are intensifiers called when they are not two different sized hydraulic cylinders connected by a common piston?
Answer
Correct Answer:
Booster
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48. What components convert low pressure from a large actuator into high pressure in a small actuator?
Answer
Correct Answer:
Hydraulic components
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49. What does an intake line do?
Answer
Correct Answer:
A passage at a component’s inlet port
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50. If a pump has an inlet line, what could be at the inlet line of the pump?
Answer
Correct Answer:
A passage
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51. What type of material blocks the flow of current?
Answer
Correct Answer:
INSULATOR
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52. What is the term for an additive that improves the performance of a petroleum product?
Answer
Correct Answer:
INHIBITOR
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53. What type of pressure is applied in a hose?
Answer
Correct Answer:
Hydraulic
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54. What is the combination of AC and DC resistance in a circuit measured in?
Answer
Correct Answer:
Ohms
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55. What is the combination of AC and DC resistance in a circuit called?
Answer
Correct Answer:
Impedance
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56. What is IMMISCIBLE?
Answer
Correct Answer:
Incapable of being mixed without separation of phases
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57. How many hydraulic pumps and motors are combined to make up a hydrostatic transmission?
Answer
Correct Answer:
One or more
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58. What is the name of the device that combines hydraulic pumps and motors?
Answer
Correct Answer:
HYDROSTATIC TRANSMISSION
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59. What is a hydrostatic test?
Answer
Correct Answer:
The use of liquid to test a hose or hose assembly
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60. What does Hydrostatics relate to?
Answer
Correct Answer:
The energy of liquids at rest
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61. What is the energy of liquids at rest?
Answer
Correct Answer:
Hydrostatics
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62. What type of science is hydrostatistics?
Answer
Correct Answer:
Engineering
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63. What is the combination of hydraulic and pneumatic fluid power?
Answer
Correct Answer:
HYDROPNEUMATICS
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64. What kind of science is hydrodynamics?
Answer
Correct Answer:
Engineering
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65. The science of hydraulics deals with the transmission of what?
Answer
Correct Answer:
Force
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66. The science dealing with the transmission of force through the medium of a contained fluid is also known as what?
Answer
Correct Answer:
HYDRAULICS
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67. What is the function of a hydraulic valve?
Answer
Correct Answer:
To regulate fluid distribution
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68. What is used to regulate fluid distribution in hydraulic applications?
Answer
Correct Answer:
HYDRAULIC VALVE
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69. What is used to troubleshoot and check hydraulic powered system components?
Answer
Correct Answer:
HYDRAULIC TESTER
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70. What is the purpose of a hydraulic pump?
Answer
Correct Answer:
To move liquids
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71. A device that converts mechanical force and motion into what?
Answer
Correct Answer:
Fluid power
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72. What can hydraulic pumps be used to move?
Answer
Correct Answer:
Liquids
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73. Hydraulic systems require what type of energy to function?
Answer
Correct Answer:
Kinetic
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74. What type of power does HYDRAULIC POWER derive from?
Answer
Correct Answer:
Liquid
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75. When is power derived from the motion and pressure of a liquid?
Answer
Correct Answer:
HYDRAULIC POWER
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76. Hydraulic power is derived from the motion of what?
Answer
Correct Answer:
A liquid
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77. What is the energy from liquid flow turned into?
Answer
Correct Answer:
Mechanical motion
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78. What type of device converts liquid flow into mechanical motion?
Answer
Correct Answer:
Hydraulic motor
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79. What do hydraulic intensifiers perform on a hydraulic component?
Answer
Correct Answer:
Converts low pressure
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80. What device converts low pressure from a large linear actuator into high pressure in a small linear actuator?
Answer
Correct Answer:
Hydraulic intensifier
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81. What is used to generate power in a hydraulic system?
Answer
Correct Answer:
Hydraulic fluid
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82. Where is hydraulic fluid used to generate power?
Answer
Correct Answer:
Hydraulic system
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83. What are hydraulic cylinders used to move?
Answer
Correct Answer:
Something
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84. What does a hydraulic cylinder transform the pressure and oil flow into?
Answer
Correct Answer:
Work or mechanical force
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85. What does HYDRAULIC BALANCE mean?
Answer
Correct Answer:
The condition or state of equal opposed hydraulic forces acting on a part in a hydraulic component
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86. What condition or state of a hydraulic component is the condition or state of equal opposed hydraulic forces acting on a part?
Answer
Correct Answer:
HYDRAULIC BALANCE
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87. What kind of fluid is used to generate pressure for the hydraulic actuator?
Answer
Correct Answer:
Energized
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88. What type of machinery receives pressure from the energized fluid?
Answer
Correct Answer:
HYDRAULIC ACTUATOR
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89. What do oscillations tend to do?
Answer
Correct Answer:
Continuously
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90. What is the term for a system that oscillates continuously?
Answer
Correct Answer:
HUNTING
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91. What is the most versatile hydraulic conductor?
Answer
Correct Answer:
Hose
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92. What is the measure of energy used when describing the normal power level in a system?
Answer
Correct Answer:
The horsepower
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93. What is the ability to resist deterioration caused by lowered temperatures?
Answer
Correct Answer:
HEAT RESISTANCE
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94. What would be caused by raised temperatures?
Answer
Correct Answer:
Deterioration
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95. What does a HEAT EXCHANGER do?
Answer
Correct Answer:
Transfers heat through a conducting wall
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96. In a hydraulic system, what device helps relieve the excessive heat that builds up?
Answer
Correct Answer:
Hydraulic components that help relieve the excessive heat that builds up
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97. What is the measure of pressure at the base or other reference point of a column of fluid?
Answer
Correct Answer:
Vertical distance measured between two stages
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98. To which reference point do circuits compare their voltages?
Answer
Correct Answer:
Zero
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99. A reference point of zero in electrical circuits to which all circuit voltages are compared is known as what?
Answer
Correct Answer:
Ground
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100. What is a two way valve that may be opened or closed to adjust the flow of hydraulic fluid?
Answer
Correct Answer:
GLOBE VALVE
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101. What is used to contain a seal, O-ring or gasket in a specified space to result in a leak-proof connection between two or more mechanical components?
Answer
Correct Answer:
A mechanical device that is used to contain a seal, O-ring or gasket
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102. What is another name for a gasket?
Answer
Correct Answer:
O-ring
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103. What type of pump is a Gerotor?
Answer
Correct Answer:
A gear-within-gear pump
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104. A gear-within-gear pump that consists of an inner gear with one less tooth than the outer gear is called what?
Answer
Correct Answer:
Rotor
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105. What does the term "GEAR-WITHIN-GEAR PUMP" mean?
Answer
Correct Answer:
A hydraulic pump that creates pressure in
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106. A GEAR-WITHIN-GEAR PUMP creates pressure in what system through the interaction of two toothed gears that are located one inside of the other?
Answer
Correct Answer:
A hydraulic system
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107. What does GEAR-ON-GEAR stand for?
Answer
Correct Answer:
GEAR-ON-GEAR PUMP
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