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The main difference between pneumatic cylinders and hydraulic cylinders is that hydraulic cylinders
A. are more easily repaired.
B. require return lines.
C. are lighter in weight.
D. have a greater size selection.
B. require return lines.
Peak hydraulic system demands may be met by the use of
A. an accumulator.
B. a dual system.
C. a large reservoir.
D. an oversize pump.
A. an accumulator.
Air leaving the exhaust port of a four-way valve is directed to the
A. Aftercooler.
B. Atmosphere.
C. receiver.
D. Compressor.
B. Atmosphere.
In troubleshooting a pneumatic system, you should first check
A. the air supply.
B. the solenoid valve.
C. for blown fuses.
D. For leaking cylinders.
A. the air supply.
The speed of a piston is determined by the
A. amount of metered outlet air.
B. size of the piston.
C. size of the solenoid valve.
D. Limit switch.
A. amount of metered outlet air.
The safe operating speed of an air motor is controlled by the
A. load.
B. speed reducer.
C. regulator
D. Limit switch.
A. load.
Install an air lubricator in a pneumatic system
A. before the separator.
B. after the regulator.
C. before the regulator.
D. After the separator, but before the regulator.
B. after the regulator.
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