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FINAL EXAM APPLIED FLUID POWER REVIEW PRACTICE TEST.
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FINAL EXAM APPLIED FLUID POWER REVIEW PRACTICE TEST. What gives an object weight? - CORRECT ANSWER Gravitational Force How is the density of a liquid expressed? - CORRECT ANSWER Specific Gravity The specific gravity of a liquid is determined by comparing the weight of the fluid to the we...

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  • December 12, 2024
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • saca
  • final exam applied fluid power review practice tes

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  • SACA

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FINAL EXAM APPLIED FLUID POWER
REVIEW PRACTICE TEST.
What gives an object weight? - CORRECT ANSWER Gravitational Force



How is the density of a liquid expressed? - CORRECT ANSWER Specific Gravity



The specific gravity of a liquid is determined by comparing the weight of the fluid to the weight of an
equal volume of what other liquid? - CORRECT ANSWER Water



Which units are used to express the amount of work done when an object is moved through a distance
by force? - CORRECT ANSWER Foot Pounds



What is Power? - CORRECT ANSWER The amount of work done in a given period of time



What four types of energy are produced in a hydraulic system? - CORRECT ANSWER Hydraulic, Kinetic,
Potential, Heat



Can a liquid be compressed? - CORRECT ANSWER No



What does Pascal's Law state? - CORRECT ANSWER That when pressure is exerted on a confined liquid,
the pressure is transmitted equally in all directions throughout the liquid



What are the two types of energy a hydraulic fluid has? - CORRECT ANSWER Kinetic and Potential



What component is used to maintain system pressure in a hydraulic system? - CORRECT ANSWER
Pressure Regulating Valve



What are the three basic types of diagrams used to show the layout of a hydraulic circuit? - CORRECT
ANSWER Pictorial, Cutaway, Schematic

, What does a pictorial diagram show? - CORRECT ANSWER General position and Appearance of
components



When a hydraulic system breaks down, what is the usual cause? - CORRECT ANSWER Interruption of
fluid flow



Of the six basic elements in a hydraulic system, which is not represented by a schematic symbol? -
CORRECT ANSWER Hydraulic Fluid



In what two classes do hydraulic pumps usually fall? - CORRECT ANSWER Fixed Displacement, Variable
Displacement



What is the main function of a hydraulic fluid? - CORRECT ANSWER To transmit power through the
system



Does a low-viscosity hydraulic fluid flow faster or slower than a high-viscosity fluid? - CORRECT ANSWER
Faster



What is meant by the term viscosity index? - CORRECT ANSWER The change in fluid viscosity caused by
the change in temperature



What is Oxidation? - CORRECT ANSWER The chemical reaction between hydraulic fluid and oxygen



What chemical additive is used to help break up air bubbles? - CORRECT ANSWER Foam Depressant



What should you do when a depth filter becomes dirty? - CORRECT ANSWER Replace it



When replacing a filter, you should always check the condition of what component? - CORRECT ANSWER
Gasket

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