Plumbing School Year 3 Module 2 Exam |
Atcual Questions and Answers with Verified
Solutions | Latest Updated 2026
Increasing the temperature of decrease density and increase the volume
water
will
1 cubic foot of water weights 61.99 pounds
Transient flow describes a erratic and unstable
situation
where water is
Water that flows smoothly in a laminar
straight line is
Quiet operation of a water supply a reasonable flow rate
system is in part ensured by
An efficient water supply system furthest point of use
should supply under peak demand
conditions adequate pressure to
Fixtures or outlets considered 5 minutes
intermittent demand items are
typically in use no more than
,Water flow rates calculated for the gallons per minute
total supply system are expressing
in
Decreased pressure in a water pressure drop
supply system by water passing
through meter fittings and other
devices is
Difference in elevation from supply static head loss
line and systems highest fixture is
called
Backflow of waste water into a contamination
potable water supply can cause
A cross-connection becomes there is backflow
dangerous when
The simplest form of backflow an airgap
preventer is
When there is a low hazard risk of a hose connection vacuum breaker
back siphonage in a hose attached
to a photo sink or dairy barn, some
codes require
The water line supplying a pressure type vacuum breaker
swimming
pool requires the installation of a
, Dual check valves backflow they are not normally fitted with shutoff
preventer assembles are difficult valves or
to test cocks
test or remove because
Double check valve assembly continuous pressure and low hazard
provide heavy duty protection in
Plumbing code require the car washes
installation of RPZ backflow
preventers in
To protect against back siphonage in-line vacuum breakers
in
high hazard situations, hospitals
and
medical use special called
To prevent clogging of foreign strainers
matter in water, many backflow
preventers are equipped with
Demand the measure of the water requirement for
the entire
water supply system
Density The amount of a liquid, gas, or solid in a
space,
measured in pounds per cubic foot
Atcual Questions and Answers with Verified
Solutions | Latest Updated 2026
Increasing the temperature of decrease density and increase the volume
water
will
1 cubic foot of water weights 61.99 pounds
Transient flow describes a erratic and unstable
situation
where water is
Water that flows smoothly in a laminar
straight line is
Quiet operation of a water supply a reasonable flow rate
system is in part ensured by
An efficient water supply system furthest point of use
should supply under peak demand
conditions adequate pressure to
Fixtures or outlets considered 5 minutes
intermittent demand items are
typically in use no more than
,Water flow rates calculated for the gallons per minute
total supply system are expressing
in
Decreased pressure in a water pressure drop
supply system by water passing
through meter fittings and other
devices is
Difference in elevation from supply static head loss
line and systems highest fixture is
called
Backflow of waste water into a contamination
potable water supply can cause
A cross-connection becomes there is backflow
dangerous when
The simplest form of backflow an airgap
preventer is
When there is a low hazard risk of a hose connection vacuum breaker
back siphonage in a hose attached
to a photo sink or dairy barn, some
codes require
The water line supplying a pressure type vacuum breaker
swimming
pool requires the installation of a
, Dual check valves backflow they are not normally fitted with shutoff
preventer assembles are difficult valves or
to test cocks
test or remove because
Double check valve assembly continuous pressure and low hazard
provide heavy duty protection in
Plumbing code require the car washes
installation of RPZ backflow
preventers in
To protect against back siphonage in-line vacuum breakers
in
high hazard situations, hospitals
and
medical use special called
To prevent clogging of foreign strainers
matter in water, many backflow
preventers are equipped with
Demand the measure of the water requirement for
the entire
water supply system
Density The amount of a liquid, gas, or solid in a
space,
measured in pounds per cubic foot
