Plumbing level 3 Block E_ Gas E2 Questions QUESTIONS AND ANSWERS LATEST UPDATE INSTANT DOWNLOAD

Plumbing level 3, Block D: Compressed Air
Systems Questions QUESTIONS AND ANSWERS
LATEST UPDATE INSTANT DOWNLOAD

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What is the standardized pressure for 2) SCFM is standardized using 14.7 psia (103 kPa ab)
the SCFM performance indicator
used in the compressed air industry?


1) SCFM is standardized using 0 psia
(0 kPa ab)
2) SCFM is standardized using 14.7
psia (103 kPa ab)
3) SCFM is standardized using 14.7
psig (103 kPag)
4) SCFM is standardized using 25
psig (173 kPag)

,Which of the following choices best 4) Different sizes and assembled in series
describes the piston configuration in
a multi-stage air compressor?
Question 2 options:


1) Identical size and assembled in
series
2) identical size and assembled in
parallel
3) Different sizes and assembled in
parallel
4) Different sizes and assembled in
series


What type of air compressor uses 2) Double acting
both sides of the piston to compress
the air?
Question 3 options:


1) Two faced
2) Double acting
3) Multi-stage
4) Twin stroke

, Within a two-stage air compressor, 4) Intercooler
what device is used to cool the air as
the air moves from the first stage to
the second stage?
Question 4 options:


1) Aftercooler
2) Bypass valve
3) Stage transfer channel
4) Intercooler


What type of compressor develops 2) Reciprocating diaphragm
pressure through the oscillations of a
flexible disk?
Question 5 options:


1) Rocking piston
2) Reciprocating diaphragm
3) Rotary sliding vane
4) Rotary helical screw
5) Rotary scroll


What type of compressor is used 2) Reciprocating diaphragm
when contamination is not allowed in
the discharge air stream?
Question 6 options:


1) Rocking piston
2) Reciprocating diaphragm
3) Rotary sliding vane
4) Rotary helical screw
5) Rotary scroll