Studied by 7 peopleA double acting clylinder will extend when oil flows into the ______
Cap end
Which of the following is not considered part of the hydraulic power unit?
Actuator
Fluid power deals with the transmission and control of energy by a pressurized _______
Fluid
The spool of a Directional control valve is shifted to different positions by the _______
Operator
A ______ fitting is used when you want to connect two circuits to a single supply.
Tee
What term is used to describe the maximum possible reading of a pressure gauge?
Range
Quick connect fitting have a `___________ valve built in
Check
Which of the following is not shown in a hydraulic schematic
Liquid
A directional control valve is used to __________
Change the direction of the fluid
Which of the following is not considered one of the five basic components of a hydraulic system?
Control Device
The most common type of pressure gauge is the__________
Bourdon tube
Another name for a cylinder would be a ________
Actuator
Pressure is equal to force divided by __________
Area
Which one hydraulic component may be shown many times in a schematic without indicating that were are more than one of that component?
Vented reservoir
Which type of flowmeter must be oriented in a vertical postion?
Rotameter
The needle valve adjustment screw has a tapered end to adjust the size of the ________
Orifice
A pump produces ________
Flow
The hydraulic motor converts hydraulic flow into ___________
Rotary shaft speed
Which of the following is not a type of hydraulic piston motror?
A spring landed
Most hydraulic motors are modified designs of ______
pumps
Flow rate is equal to volume divided by _________
Time
The main function of a needle valve is to ____________
Control the speed of an actuator
Which of the following is not a type of fixed displacement pump?
Centrifugal
Pressures are stated as _________
Psi,PSIA,psig
As oil is pumped through a hydraulic system, it progressively ________
Drops in pressure
Flow occurs between two connected points in a hydraulic system when _________
A pressure differential exists
What two values are needed to calculate the theoretical amount of force created by a cylinder?
Pressure and the area of the bore
Pascal’s states that pressure in a confined fluid is equal and acts ________
Perpendicular to all surfaces
Delta P is another name for ________
Pressure differential
The hydraulic lever provides ________
Force multiplication
Pressure is created by the _____
Pump
The rod side area that produces the pull force on a double cylinder is called the ______ area
Annular
Note
Flashcard