Rotary and Centrifugal Air Compressors Quiz

What is the primary function of a rotary screw air compressor?

• To generate heat

• To compress air continuously

• To store air for later use

• To cool the air intake

What type of rotors does a rotary screw air compressor use?

• Single-blade rotor

• Multi-stage turbine rotor

• Male and female interlocking rotors

• Piston and cylinder assembly

Which component is responsible for separating oil from compressed air?

• Air filter

• Oil separator

• Drive motor

• Diffuser

What is the purpose of the oil cooler in a rotary screw compressor?

• To store excess oil

• To prevent oil contamination

• To reduce the oil temperature

• To filter air impurities

Before disassembling a rotary screw compressor, what is the first step?

• Remove the rotors

• Shut down the system and isolate power

• Drain the oil

• Disconnect the air intake

What happens if the oil separator fails?

• Oil will mix with compressed air

• The compressor will overheat

• The air filter will clog

• Pressure will drop suddenly

What should be inspected on the rotors during maintenance?

• Color

• Length

• Wear and scoring

• Weight

Which of the following is not a component of a rotary screw compressor?

• Volute

• Rotors

• Oil cooler

• Oil separator

What tool is commonly used to remove bearings from the shaft?

• Pliers

• Bearing puller

• Screwdriver

• Hammer

What is the purpose of the air receiver tank?

• To store compressed air and stabilize pressure

• To cool the compressed air

• To separate oil from air

• To filter impurities