Compressor, FRL, and lines
Authored by Karina Salazar Chamlati
Science
11th Grade
Used 1+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When should an air filter be drained?
When any amount of fluid is trapped in the filter element.
When the filter element is clogged with dirt.
After the fluid in the bowl reaches the top of the baffle.
Before the fluid level in the bowl reaches the bottom of the baffle.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if the air temperature in a pneumatic system drops below the dew point?
Air friction increases.
Condensation forms.
Pipes will freeze.
Decrease in compressor performance.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What device is most often used to automatically turn off a reciprocating air compressor when the system demand for air stops?
Pressure switch
Flow switch
PLC output
Pushbutton switch
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are sintered bronze air filter elements serviced when they become dirty?
Clean with Dacron.
Clean by backflushing.
Replace because they cannot be cleaned.
Tap against a hard surface.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For what purpose is a pneumatic regulator used?
To remove dirt from the air.
To provide a constant pressure to the circuit.
To connect three branch circuits to a supply.
To shut off the compressor.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a dashed line in a pneumatic schematic represent?
Main line
Exhaust line
Enclosure
Pilot line
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method of lubricating pneumatic components mixes the lubricant with the compressed air?
Oil injection
Forced draft
Aerosol
Oil cup
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