Eaton Ch 1 Flashcards
What is the area in square inches of a piston 6 inches in diameter
31.6.
28.3.
27.6.
25.4.
28.3
The pressure at the bottom of a column of oil 20 feet high is_______ psi
7
4
8
6
8
The result of pressure acting on the area is called _______
Work
Resistance
Force
Velocity
Force
The pressure required to push oil through 3 100 psi, check valves in series is ____ psi

300
200
100
400
300
Factors affecting the speed of an actuator are the flow rate of oil and the piston_____
Outlet
Power
Resistance
Area
Area
The volume of oil a cylinder will hold, can be determined by multiplying the piston area by the ________
Stroke length
Pressure
Prime Mover
Power
Stroke length
Resistance to flow creates ______
Force
Work
Pressure
Power
Pressure
The pressure available to force liquid into a pump is usually ______
Atmospheric
Horsepower
Actuator
Force
Atmospheric
The rate at which work is performed, is determined by the _______ and ______ size (hydraulic components)
Outlet / inlet
Piston / Cylinder
Valves / pump
Actuator / pump
Actuator / pump
If a force of 950 pounds is applied over a 30 in.² area the pressure developed would be _____ psi
32.3
32.1
31.5
31.6
31.6
The function of a directional valve is to control the fluid ______
Prime mover
Power
Direction
Flow
Direction
The quantity of force exerted over a distance with no time element considered is called _____
Force
Power
Work
Resistance
Work
Horsepower can be calculated by multiplying the GPM by the pressure and the constant _________
.00583.
.000583.
3.14
1.00683. 
.000538. 
When fluid flow is turbulent, friction varies as the square of the_______
Velocity
Pressure
Power
Force
Velocity
The design of a hydraulic circuit begins with the_______
Inlet
Pump
Actuator
Stroke length
Actuator 
