MATHEMATICS FOR PLUMBERS AND PIPEFITTERS - 2013
The vertex of and angle is the _______________ of a circle. - ✔✔ANSWER✔✔-center
The _____________ is a 90 drainage fitting which has an inside construction designed to cause as little
turbulence as possible. - ✔✔ANSWER✔✔-tee wye
The vertex of and angle is the _______________ of a circle. - ✔✔ANSWER✔✔-center
The _____________ is a 90 drainage fitting which has an inside construction designed to cause as little
turbulence as possible. - ✔✔ANSWER✔✔-tee wye
When fitting pipe, a 1/8 bend is _____________ degrees. - ✔✔ANSWER✔✔-45 degrees.
Volumes are often computed in cubic inches tor small quantities. The U.S. Bureau of Standards has set
_______________ cubic inches as a U.S. Gallon. - ✔✔ANSWER✔✔-231 cubic inches
According to MATH FOR PLUMBERS AND PIPEFITTERS in plumbing practice, water pressure is measured
by a gauge or by the height, or ____________. - ✔✔ANSWER✔✔-head
According to MATH FOR PLUMBERS AND PIPIFITTERS which of the following is not a method for cast iron
pipe connections. - ✔✔ANSWER✔✔-soldered joint.
,A ___________ is waste and vent piping to connect a fixture at some distance from the stack -
✔✔ANSWER✔✔-loop
According to MATH FOR PLUMBERS AND PIPEFITTERS parallel offsets always have ____________ and are
used because of a neat appearance that saves space. - ✔✔ANSWER✔✔-parallel angles 1/2 of the offset
angle.
The vertex of and angle is the _______________ of a circle. - ✔✔ANSWER✔✔-center
The _____________ is a 90 drainage fitting which has an inside construction designed to cause as little
turbulence as possible. - ✔✔ANSWER✔✔-tee wye
When fitting pipe, a 1/8 bend is _____________ degrees. - ✔✔ANSWER✔✔-45 degrees.
Volumes are often computed in cubic inches tor small quantities. The U.S. Bureau of Standards has set
_______________ cubic inches as a U.S. Gallon. - ✔✔ANSWER✔✔-231 cubic inches
According to MATH FOR PLUMBERS AND PIPEFITTERS in plumbing practice, water pressure is measured
by a gauge or by the height, or ____________. - ✔✔ANSWER✔✔-head
According to MATH FOR PLUMBERS AND PIPIFITTERS which of the following is not a method for cast iron
pipe connections. - ✔✔ANSWER✔✔-soldered joint.
A ___________ is waste and vent piping to connect a fixture at some distance from the stack -
✔✔ANSWER✔✔-loop
According to MATH FOR PLUMBERS AND PIPEFITTERS parallel offsets always have ____________ and are
used because of a neat appearance that saves space. - ✔✔ANSWER✔✔-parallel angles 1/2 of the offset
angle.
A pipe with a flange on each end is called a ____________ . - ✔✔ANSWER✔✔-Spool piece.
, A _________________ is one that goes around a stack, tank, or other cylindrical object. The diagonals
are usually at 45.̊ - ✔✔ANSWER✔✔-jumper offset
A Bench Mark is a station of known elevation often established by others. _____________ establishes
bench marks with elevations above sea level. - ✔✔ANSWER✔✔-The U.S. Coast & Geodetic Survey
A cast iron pipe has a fitting which makes an angle of 60˚with the horizontal. The fitting is a
______________ bend. - ✔✔ANSWER✔✔-1/6 bend
Using the reference MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, determine the horizontal offset
distance for a pipe installed at an angle of 22-1/2˚with the horizontal and having a run of 5 feet. Select
the closest answer. - ✔✔ANSWER✔✔-24 7/8
The capacity of a nominal 4" diameter water service main flowing at 8' per second is _____________ .
Assume standard weight pipe. - ✔✔ANSWER✔✔-between 300.1 and 325.0 gpm
According to MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, how many 2" pipes will an 8" pipe
supply? Do NOT allow for friction. - ✔✔ANSWER✔✔-16
According to MATHEMATICS FOR PLUMBER AND PIPEFITTERS, a ___________ inch bit is required for
drilling a hole (in wood) for the installation of a nominal 4" standard weight pipe. - ✔✔ANSWER✔✔-4
11/16"
According to MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, the height of a roof with a span of 80'
and 1/4 pitch is _________ feet. - ✔✔ANSWER✔✔-20 feet.
A 6" standard weight steel threaded pipe has ___________ threads per inch. - ✔✔ANSWER✔✔-8
Using the reference MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, determine the number of -
✔✔ANSWER✔✔-
The vertex of and angle is the _______________ of a circle. - ✔✔ANSWER✔✔-center
The _____________ is a 90 drainage fitting which has an inside construction designed to cause as little
turbulence as possible. - ✔✔ANSWER✔✔-tee wye
The vertex of and angle is the _______________ of a circle. - ✔✔ANSWER✔✔-center
The _____________ is a 90 drainage fitting which has an inside construction designed to cause as little
turbulence as possible. - ✔✔ANSWER✔✔-tee wye
When fitting pipe, a 1/8 bend is _____________ degrees. - ✔✔ANSWER✔✔-45 degrees.
Volumes are often computed in cubic inches tor small quantities. The U.S. Bureau of Standards has set
_______________ cubic inches as a U.S. Gallon. - ✔✔ANSWER✔✔-231 cubic inches
According to MATH FOR PLUMBERS AND PIPEFITTERS in plumbing practice, water pressure is measured
by a gauge or by the height, or ____________. - ✔✔ANSWER✔✔-head
According to MATH FOR PLUMBERS AND PIPIFITTERS which of the following is not a method for cast iron
pipe connections. - ✔✔ANSWER✔✔-soldered joint.
,A ___________ is waste and vent piping to connect a fixture at some distance from the stack -
✔✔ANSWER✔✔-loop
According to MATH FOR PLUMBERS AND PIPEFITTERS parallel offsets always have ____________ and are
used because of a neat appearance that saves space. - ✔✔ANSWER✔✔-parallel angles 1/2 of the offset
angle.
The vertex of and angle is the _______________ of a circle. - ✔✔ANSWER✔✔-center
The _____________ is a 90 drainage fitting which has an inside construction designed to cause as little
turbulence as possible. - ✔✔ANSWER✔✔-tee wye
When fitting pipe, a 1/8 bend is _____________ degrees. - ✔✔ANSWER✔✔-45 degrees.
Volumes are often computed in cubic inches tor small quantities. The U.S. Bureau of Standards has set
_______________ cubic inches as a U.S. Gallon. - ✔✔ANSWER✔✔-231 cubic inches
According to MATH FOR PLUMBERS AND PIPEFITTERS in plumbing practice, water pressure is measured
by a gauge or by the height, or ____________. - ✔✔ANSWER✔✔-head
According to MATH FOR PLUMBERS AND PIPIFITTERS which of the following is not a method for cast iron
pipe connections. - ✔✔ANSWER✔✔-soldered joint.
A ___________ is waste and vent piping to connect a fixture at some distance from the stack -
✔✔ANSWER✔✔-loop
According to MATH FOR PLUMBERS AND PIPEFITTERS parallel offsets always have ____________ and are
used because of a neat appearance that saves space. - ✔✔ANSWER✔✔-parallel angles 1/2 of the offset
angle.
A pipe with a flange on each end is called a ____________ . - ✔✔ANSWER✔✔-Spool piece.
, A _________________ is one that goes around a stack, tank, or other cylindrical object. The diagonals
are usually at 45.̊ - ✔✔ANSWER✔✔-jumper offset
A Bench Mark is a station of known elevation often established by others. _____________ establishes
bench marks with elevations above sea level. - ✔✔ANSWER✔✔-The U.S. Coast & Geodetic Survey
A cast iron pipe has a fitting which makes an angle of 60˚with the horizontal. The fitting is a
______________ bend. - ✔✔ANSWER✔✔-1/6 bend
Using the reference MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, determine the horizontal offset
distance for a pipe installed at an angle of 22-1/2˚with the horizontal and having a run of 5 feet. Select
the closest answer. - ✔✔ANSWER✔✔-24 7/8
The capacity of a nominal 4" diameter water service main flowing at 8' per second is _____________ .
Assume standard weight pipe. - ✔✔ANSWER✔✔-between 300.1 and 325.0 gpm
According to MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, how many 2" pipes will an 8" pipe
supply? Do NOT allow for friction. - ✔✔ANSWER✔✔-16
According to MATHEMATICS FOR PLUMBER AND PIPEFITTERS, a ___________ inch bit is required for
drilling a hole (in wood) for the installation of a nominal 4" standard weight pipe. - ✔✔ANSWER✔✔-4
11/16"
According to MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, the height of a roof with a span of 80'
and 1/4 pitch is _________ feet. - ✔✔ANSWER✔✔-20 feet.
A 6" standard weight steel threaded pipe has ___________ threads per inch. - ✔✔ANSWER✔✔-8
Using the reference MATHEMATICS FOR PLUMBERS AND PIPEFITTERS, determine the number of -
✔✔ANSWER✔✔-
