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WorksheetsBasic Hydraulics Final
Total questions: 20
Worksheet time: 5hrs 0mins
What term is used to describe the maximum possible reading of a pressure gauge?
Scale
Graduation
Range
Pascal
A double-acting cylinder will extend when oil flows into the ____.
Rod end
Piston
Cap end
Pump
Which of the following is not shown in a hydraulic schematic?
Liquid
Pump
Relief valve
Pressure gauge
Pressure is equal to force divided by ____.
Weight
Liquid
Gas
Area
A(n) ____ fitting is used when you want to connect two circuits to a single supply.
Reducer
Tee
Elbow
Four-way
Fluid power deals with the transmission and control of energy by a pressurized ____.
Vessel
Directional Control Valve
Electric motor
Fluid
Quick-connect fittings have a ____ valve built in.
Directional Control
Relief
Check
Sequence
Another name for a cylinder would be a(n) ____.
Power input device
Valve
Control device
Actuator
The most common type of pressure gauge is the ____.
Piston
Linkage
Bourdon tube
Temperature
A pump produces ____.
Pressure
Flow
Flow and pressure
Pressure drop
The hydraulic motor converts hydraulic flow into ____.
Rotary shaft speed
Linear displacement
Negative displacement
Hydraulic pressure
Most hydraulic motors are modified designs of ____.
Cylinders
Pumps
Gears
Flow control valves
Pressure is created by the ____.
Pump
Reservoir
Resistance to flow
Flow meter
Pascal's law states that pressure in a confined fluid is equal and acts ____.
On flat surfaces
Perpendicular to all surfaces
Only at the bottom of the vessel
Only against the external load
The rod side area that produces the pull force on a double-acting cylinder is called the ____ area.
Piston
Cap
Rod
Annular
Flow occurs between two connected points in a hydraulic system when ____.
There is a vacuum
A pressure differential exists
There is a high pressure
Pressure is the same at both points
The hydraulic lever provides ____.
Flow multiplication
A pressure drop
Power multiplication
Force multiplication
The pressure at which a relief valve actually starts to open is called ____.
Full flow pressure
Cracking pressure
Operating pressure
Downstream pressure
Check valves are used in hydraulics to ____.
Control flow
Control speed
Block flow
Control system pressure
At a given flow rate, a cylinder retracts faster than it extends because ____.
The rod takes up space
The annular area is smaller than the piston area
There is less volume to fill
All of the above
