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Fdny A35 c of f Complete Questions And Solutions | Actual
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Fdny A35 c of f Complete Questions And Solutions | Actual
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Fdny A35 c of f Complete Questions AndSolutions | Actual
What are air compressors used to power? CORRECT ANSWERS Industrial equipment and construction tools
What pressure compressor require a certificate holder to operate? CORRECT ANSWERS 100+ psi
What are two examples of tools air compressors power? CORRECT ANSWERS Pneumatic wrenches and air lifts in automobile repair shops
What are the 4 types of air compressors? CORRECT ANSWERS Reciprocating, centrifugal, rotary, and solar
How can air compressors be powered? CORRECT ANSWERS Electric motors, internal combustion engines, and steam turbines
What can be done to prevent flammable gasses from entering air compressors? CORRECT ANSWERS Position the compressor 5 feet above ground
What does the compression chamber consist of? CORRECT ANSWERS A piston inside
of a cylinder
When the piston moves downward, what happens to the intake valve? CORRECT ANSWERS It automatically opens and air is drawn into the cylinder
When air is compressed and the intake valve is close, which direction is the piston moving? CORRECT ANSWERS It is moving upward
When pressure reaches a certain level, what happens with the discharge valve? CORRECT ANSWERS It opens to allow air into the receiver
What is a single stage compressor? CORRECT ANSWERS A compressor that pumps air into the receiver after one step of compression from one or more cylinders and pistons.
What is a multistage compressor? CORRECT ANSWERS A compressor that discharges air between multiple cylinders before finally reaching the receiver, reaching a new level of compression after passing each cylinder
What happens to air when it is compressed? CORRECT ANSWERS It becomes heated
What cools the air after it's been compressed? CORRECT ANSWERS An intercooler
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