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Fluid Power Test Review Chapter 1 - 4 Questions/Answers
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JACKLINEFluid Power Test Review Chapter 1 - 4 Questions/Answers
Terms in this set (66)
What gives an object weight? An object has weight as a result of the gravitational pull exerted on it.
How is the density of a liquid expressed? The density of a liquid is described in terms of specific gravity.
The specific gravity of a liquid is determined by Water
comparing the weight of the fluid to the weight of
an equal volume of what other liquid?
The amount of work done when an object is Newtons in the metric system.
moved through a distance by a force it is foot-pounds or inch pounds in the English System.
expressed in what units?
What is power? Power is defined as the amount of work done in a given amount of time.
Hydraulic Energy
What four types of energy are produced in a Heat Energy
hydraulic system? Kinetic Energy
Potential Energy
Fluid Power Test Review Chapter 1 - 4 Questions/Answers
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, 9/26/24, 11:57 PM
Diffusion can be described as the rapid intermingling of molecules of one gas or liquid with
What is diffusion?
another.
What factor of a substance determines the Weight
pressure it exerts on the bottom of a vessel?
Pascal's Law states that when pressure is exerted on a confined liquid, the pressure is transmitted
What does Pascal's Law state?
equally in all directions through a liquid.
If a force of 200 lbs is exerted against a piston 40 psi
having an area of 5 square inches, what is the
resulting pressure?
What word can describe the ideal fluid flow in a Streamline or laminar
hydraulic power system?
When a pipe handling a fluid is too small for the Turbulent flow occurs.
velocity of that fluid, what happens to the flow?
The two types of energy a hydraulic fluid has are Kinetic, Potential
_______ and _____ _.
According to Bernoulli's principle, when flow Decrease
increases, pressure will _ _.
What component is used to maintain system A pump is used to provide and maintain fluid pressure in a hydraulic system.
pressure in a hydraulic system?
Hydraulics Chapter 2 Hydraulics Chapter 2
The chief function of hydraulic fluid is to transmit power effectively from one point in the system
What is the main function of a hydraulic fluid?
to another.
Does a low-viscosity hydraulic fluid flow faster or Faster
slower than a high-viscosity fluid?
What is meant by the term viscosity index? The extent to which the viscosity of a fluid changes with changes in temperature.
What term describes the lowest temperature at Pour point is the lowest temperature at which a hydraulic fluid will flow.
which a fluid will flow?
What property of fluid permits it to maintain a film Film strength is the property of a fluid that permits it to maintain a film under heavy load.
under heavy load?
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