Fdny A35 Latest Version 2024/2025 Exam Questions
and Answers Already Graded A+100% Pass
___________________________________________________________________________
Which type of air compressor is commonly used
✓ Reciprocating
Air compressors are sometimes called
✓ Air pumps
Air compressors can be powered by steam turbines
✓ True
Which is the most common power source for an air compressor
✓ Electric motor
What precautions must be taken with regards to air compressors and flammable gases
✓ That no flammable gasses are drawn into the compressor
How can an explosion occur inside an air compressor
✓ If flammable gasses are ignited inside the compressor
Flammable gases are usually
✓ Heavier than air
To prevent flammable gases from being drawn into the air compressor what is required
✓ That the air compressor be raised at least 5 feet above ground level
Height requirements can be achieved by which of the following
✓ All the above
The compressor chamber consists of what
✓ A moving piston inside a cylinder
Air is drawn in through a discharge valve
, ✓ False
The intake valve opens when the Piston valve moves upward
✓ False
When the piston moves upward the intake valve automatically closes
✓ True
The closed intake valve prevents what from happening
✓ Prevents the air from escaping the cylinder
When is the air in the compression chamber compressed
✓ When the Piston strokes upward
When the compressed air reaches a certain level what occurs
✓ It forces open a discharge valve
The discharge valve releases compressed air into what area
✓ The air receiver
The air receiver stores air until needed
✓ True
Ordinarily a single stage compressor consists of one cylinder and one piston
✓ True
Only multi stage compressor consists of more than one cylinder and one piston
✓ True
A single stage air compressor can have more than one cylinder and piston
✓ True
In a multi stage air compressor the air pressure is increased by
✓ Each cylinder taking the discharged are from the previous cylinder and increasing the
pressure to a new level
and Answers Already Graded A+100% Pass
___________________________________________________________________________
Which type of air compressor is commonly used
✓ Reciprocating
Air compressors are sometimes called
✓ Air pumps
Air compressors can be powered by steam turbines
✓ True
Which is the most common power source for an air compressor
✓ Electric motor
What precautions must be taken with regards to air compressors and flammable gases
✓ That no flammable gasses are drawn into the compressor
How can an explosion occur inside an air compressor
✓ If flammable gasses are ignited inside the compressor
Flammable gases are usually
✓ Heavier than air
To prevent flammable gases from being drawn into the air compressor what is required
✓ That the air compressor be raised at least 5 feet above ground level
Height requirements can be achieved by which of the following
✓ All the above
The compressor chamber consists of what
✓ A moving piston inside a cylinder
Air is drawn in through a discharge valve
, ✓ False
The intake valve opens when the Piston valve moves upward
✓ False
When the piston moves upward the intake valve automatically closes
✓ True
The closed intake valve prevents what from happening
✓ Prevents the air from escaping the cylinder
When is the air in the compression chamber compressed
✓ When the Piston strokes upward
When the compressed air reaches a certain level what occurs
✓ It forces open a discharge valve
The discharge valve releases compressed air into what area
✓ The air receiver
The air receiver stores air until needed
✓ True
Ordinarily a single stage compressor consists of one cylinder and one piston
✓ True
Only multi stage compressor consists of more than one cylinder and one piston
✓ True
A single stage air compressor can have more than one cylinder and piston
✓ True
In a multi stage air compressor the air pressure is increased by
✓ Each cylinder taking the discharged are from the previous cylinder and increasing the
pressure to a new level
