10/9/25, 1:49 PM NAFA CAFS Test Exam fully solved & updated 2025-2026(latest version verified for accuracy) | 2024\2025Latest!! Flashcards | Qui…
NAFA CAFS Test Exam fully solved & updated
2025-2026(latest version verified for accuracy) |
2024\2025Latest!!
Save
Terms in this set (81)
Aerosols cover a wide True.
range of sizes. True or
false? NAFA Guide to Air Filtration, 5th ed. 2014, page 1.2
1/25,400".
A micron is approximately
___________ of an inch.
NAFA Guide to Air Filtration, 5th ed. 2014, page 1.2
Particle counters used to Lasers.
use tungsten light, and
were limited to measuring NAFA Guide to Air Filtration, 5th ed. 2014, page 1.5
particle sizes down to 0.3
microns. Newer units,
using ___________ as a source
of light, have the
capability of counting
particles smaller than 0.1
micron.
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, 10/9/25, 1:49 PM NAFA CAFS Test Exam fully solved & updated 2025-2026(latest version verified for accuracy) | 2024\2025Latest!! Flashcards | Qui…
If you have a 20x24x12 41.66fpm.
filter, with 48sq. ft. of
media, placed in an V(fpm)=Q(cfm)/A(Sq. ft. of media)
airstream of 2000cfm,
what would your NAFA Guide to Air Filtration, 5th ed. 2014, page 2.1
velocity(fpm) be?
Electronic Air Cleaners are True.
externally powered
devices. True or false? NAFA Guide to Air Filtration, 5th ed. 2014, page 2.3
The thicker the filter media Greater.
and the closer the
orientation of fibers, the NAFA Guide to Air Filtration, 5th ed. 2014, page 2.4
________ the possibility of
collision by a fiber.
Impingement filters are True.
frequently treated with
adhesives that coat the NAFA Guide to Air Filtration, 5th ed. 2014, page 2.5
fibers and create a bond
between the particle and
the fiber. True or false?
A dipole moment is when Greater concentration.
there is a ________ _____________ One end.
of electrons at ____ _______ of Another.
a molecule than there is at
____________. NAFA Guide to Air Filtration, 5th ed. 2014, page 2.6
The strongest force Approximately the same diameter.
occurs between particles
and fibers that are ___________ NAFA Guide to Air Filtration, 5th ed. 2014, page 2.6
____ _____ ________.
The amount of air that a filter can handle. (cfm)
What is capacity?
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.7
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NAFA CAFS Test Exam fully solved & updated
2025-2026(latest version verified for accuracy) |
2024\2025Latest!!
Save
Terms in this set (81)
Aerosols cover a wide True.
range of sizes. True or
false? NAFA Guide to Air Filtration, 5th ed. 2014, page 1.2
1/25,400".
A micron is approximately
___________ of an inch.
NAFA Guide to Air Filtration, 5th ed. 2014, page 1.2
Particle counters used to Lasers.
use tungsten light, and
were limited to measuring NAFA Guide to Air Filtration, 5th ed. 2014, page 1.5
particle sizes down to 0.3
microns. Newer units,
using ___________ as a source
of light, have the
capability of counting
particles smaller than 0.1
micron.
https://quizlet.com/1090157048/nafa-cafs-test-exam-fully-solved-updated-2025-2026latest-version-verified-for-accuracy-20242025latest-flash-cards/?… 1/14
, 10/9/25, 1:49 PM NAFA CAFS Test Exam fully solved & updated 2025-2026(latest version verified for accuracy) | 2024\2025Latest!! Flashcards | Qui…
If you have a 20x24x12 41.66fpm.
filter, with 48sq. ft. of
media, placed in an V(fpm)=Q(cfm)/A(Sq. ft. of media)
airstream of 2000cfm,
what would your NAFA Guide to Air Filtration, 5th ed. 2014, page 2.1
velocity(fpm) be?
Electronic Air Cleaners are True.
externally powered
devices. True or false? NAFA Guide to Air Filtration, 5th ed. 2014, page 2.3
The thicker the filter media Greater.
and the closer the
orientation of fibers, the NAFA Guide to Air Filtration, 5th ed. 2014, page 2.4
________ the possibility of
collision by a fiber.
Impingement filters are True.
frequently treated with
adhesives that coat the NAFA Guide to Air Filtration, 5th ed. 2014, page 2.5
fibers and create a bond
between the particle and
the fiber. True or false?
A dipole moment is when Greater concentration.
there is a ________ _____________ One end.
of electrons at ____ _______ of Another.
a molecule than there is at
____________. NAFA Guide to Air Filtration, 5th ed. 2014, page 2.6
The strongest force Approximately the same diameter.
occurs between particles
and fibers that are ___________ NAFA Guide to Air Filtration, 5th ed. 2014, page 2.6
____ _____ ________.
The amount of air that a filter can handle. (cfm)
What is capacity?
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.7
https://quizlet.com/1090157048/nafa-cafs-test-exam-fully-solved-updated-2025-2026latest-version-verified-for-accuracy-20242025latest-flash-cards/?… 2/14
