NAFA CAFS TEST EXAM FULLY SOLVED &
UPDATED 2026(LATEST VERSION VERIFIED FOR
ACCURACY)/NEWEST
Terms in this set (81)
NAFA CAFS Test This assessment evaluates mastery in organizational
logistics and vehicle operations. It tests knowledge
across four self-selected core disciplines, including
asset management, fuel efficiency optimization,
maintenance scheduling, risk mitigation, and
corporate budgeting
Particle counters used to use Lasers.
tungsten light, and were limited to
measuring particle sizes down to 0.3 NAFA Guide to Air Filtration, 5th ed. 2014, page 1.5
microns. Newer units, using ___________
as a source of light, have the
capability of counting particles
smaller than 0.1 micron.
A micron is approximately ___________ of 1/25,400".
an inch.
NAFA Guide to Air Filtration, 5th ed. 2014, page 1.2
, If you have a 20x24x12 filter, with 41.66fpm.
48sq. ft. of media, placed in an
airstream of 2000cfm, what would V(fpm)=Q(cfm)/A(Sq. ft. of media)
your velocity(fpm) be?
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.1
Electronic Air Cleaners are externally True.
powered devices. True or false?
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.3
The thicker the filter media and the Greater.
closer the orientation of fibers, the
________ the possibility of collision by a NAFA Guide to Air Filtration, 5th ed. 2014, page 2.4
fiber.
Impingement filters are frequently True.
treated with adhesives that coat the
fibers and create a bond between NAFA Guide to Air Filtration, 5th ed. 2014, page 2.5
the particle and the fiber. True or
false?
A dipole moment is when there is a Greater concentration.
________ _____________ of electrons at ____ One end.
_______ of a molecule than there is at Another.
____________.
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.6
UPDATED 2026(LATEST VERSION VERIFIED FOR
ACCURACY)/NEWEST
Terms in this set (81)
NAFA CAFS Test This assessment evaluates mastery in organizational
logistics and vehicle operations. It tests knowledge
across four self-selected core disciplines, including
asset management, fuel efficiency optimization,
maintenance scheduling, risk mitigation, and
corporate budgeting
Particle counters used to use Lasers.
tungsten light, and were limited to
measuring particle sizes down to 0.3 NAFA Guide to Air Filtration, 5th ed. 2014, page 1.5
microns. Newer units, using ___________
as a source of light, have the
capability of counting particles
smaller than 0.1 micron.
A micron is approximately ___________ of 1/25,400".
an inch.
NAFA Guide to Air Filtration, 5th ed. 2014, page 1.2
, If you have a 20x24x12 filter, with 41.66fpm.
48sq. ft. of media, placed in an
airstream of 2000cfm, what would V(fpm)=Q(cfm)/A(Sq. ft. of media)
your velocity(fpm) be?
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.1
Electronic Air Cleaners are externally True.
powered devices. True or false?
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.3
The thicker the filter media and the Greater.
closer the orientation of fibers, the
________ the possibility of collision by a NAFA Guide to Air Filtration, 5th ed. 2014, page 2.4
fiber.
Impingement filters are frequently True.
treated with adhesives that coat the
fibers and create a bond between NAFA Guide to Air Filtration, 5th ed. 2014, page 2.5
the particle and the fiber. True or
false?
A dipole moment is when there is a Greater concentration.
________ _____________ of electrons at ____ One end.
_______ of a molecule than there is at Another.
____________.
NAFA Guide to Air Filtration, 5th ed. 2014, page 2.6