Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
Science Engineering Mechanical Engineering
Pipefitter Star Exam Questions & Answers Latest Update
100% Verified
Terms in this set (800)
What causes 90% of all construction Focus Hazards
injuries and deaths and are used to help
OSHA inspectors improve their
effectiveness?
What is the minimum safe working distance 10 feet
for overhead power lines?
What is the standard procedure used to Lockout/Tagout
safely de-energize equipment on circuits
before they are worked on?
Which of the following is not true about They can be written in any language
Material Safety Data Sheets?
What are the four focus inspections OSHA Fall Hazards, Electrical Hazards, Caught in, Struck by
compliance officers look for?
The sizes of pipe are identified by the Nominal pipe size NPS
measurement called the:
Steel pipe is supplied with the following PESC, T & C TBE
end finish (es): (All of the above)
What is a typical type of welded pipe Butt-welded, Socket-welded, Slip-on Flanged (All of the above)
joints?
List the four principle functions of valves. Start/Stop, Regulate/Throttle, Relief, Reduce
Regulating or throttling flow is done with a: Both B and C, (globe and gate valve)
Name the two basic types of check valves. Lift and Swing
The most common hanger used in piping Clevis
systems is the:
Never expose any part of a compressed 125°F
gas cylinder to temperatures above:
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
,Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
The four types of copper tube joints are compression
soldered, brazed, flared and ___ ?
What is the maximum recommended 350 degrees F
service temperature when a brazed joint is
used?
Poor alignment of tube joints will cause: spacing difference between tubes and fittings
After fittings and tubes are cleaned and as soon as possible
fluxed they should be assembled and
soldered:
Name three basic hitches which can be Straight, Choker, Basket
used for lifting with a sling
Which hitch can support the most weight? Basket hitch
Why should the angle between the leg of a More stress loads are applied on slings.
sling and the load never be less than 30
degrees?
What is the weakest part of a chain hoist? Lower hook
An oxyacetylene flame has a peak 6300°F
temperature of approximately:
What is the purpose of slightly clear debris
opening/cracking a gas cylinder valve
before installing a gas regulator?
Why is it important to ensure that no part of causes an explosion
the oxygen handling equipment comes in
contact with oil?
What is the constant used to find the travel 1.414
with a 45 degree offset?
What is the constant used to find the offset .707
or advance with a 45o offset?
Add: 5 1/8 + 1 1/4 + 4 ½ = 10 7/8
Subtract: 9 5/8 - 6 15/16 = 2 11/16
Multiply: 3 1/5 x 1 ¼ x 1 1/3 = 5 1/3
Divide: 11 ¼ by 2 ½ = 4 1/2
Change the following to architectural 3' - 11 ½"
measurements 3.96':
MSDS is part of the "right to know" law. t
IDLH is an individual's daily level of hazards f
Inhalation, ingestion, absorption and t
injection are four routes of entry.
When voltage is applied to a conductor, Are impelled along the conductor
free electrons:
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
,Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
The magnetic field around a current- Exists at all points along its length
carrying wire:
A lamp has a source of 110 volts and current 122.2 ohms
of 0.9 amps, what is the resistance of the
lamp?
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
, Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
The device used in circuits to prevent Fuse
damage from overloads is called a:
A thermocouple: Generates a small amount of voltage when heated
quantity of heat involved to change a substance that can be measured with a
Sensible heat is defined as:
thermometer
Latent heat is defined as: amount of heat required to bring about a change in state in a substance
amount of heat in BTU's required to change the temperature of 1 pound of a
Specific heat is defined as:
substance 1oF.
The pressure at a certain depth below the is the same in all directions
surface of a liquid:
Pressure is: force per unit of area
Work is defined as: force times distance
Name the two main classifications of pump Positive Displacement pumps and Non-Positive Displacement pumps
types.
The violent flashing and collapsing of Cavitation
vapor bubbles in a centrifugal pump is
called?
What are two kinds of misalignment that Parallel and Angular alignment
must be checked for when installing pumps
What steps should be taken before starting Prime, Check suction and discharge valves, Check rotation
a pump for the first time?
What are two of the three main items Head in Feet and GPM
shown on a pump curve?
Theoretically, how many feet can a pump 34 feet
can raise water vertically by suction?
The welder is at most serious and electrocution
immediate risk of
The first two digits on welding rod tensile strength
indicate?
The next to last digit indicates the ____________ position
of the weld.
Utilizing the piping drawing, calculate the 5' - 5"
measurements for "B":
Utilizing the piping drawing, calculate the 32' - 3"
measurements for "D":
Utilizing the piping drawing, calculate the 10' - 8"
measurements for "K":
Utilizing the piping drawing, calculate the 24' - 2"
measurements for "N":
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
Science Engineering Mechanical Engineering
Pipefitter Star Exam Questions & Answers Latest Update
100% Verified
Terms in this set (800)
What causes 90% of all construction Focus Hazards
injuries and deaths and are used to help
OSHA inspectors improve their
effectiveness?
What is the minimum safe working distance 10 feet
for overhead power lines?
What is the standard procedure used to Lockout/Tagout
safely de-energize equipment on circuits
before they are worked on?
Which of the following is not true about They can be written in any language
Material Safety Data Sheets?
What are the four focus inspections OSHA Fall Hazards, Electrical Hazards, Caught in, Struck by
compliance officers look for?
The sizes of pipe are identified by the Nominal pipe size NPS
measurement called the:
Steel pipe is supplied with the following PESC, T & C TBE
end finish (es): (All of the above)
What is a typical type of welded pipe Butt-welded, Socket-welded, Slip-on Flanged (All of the above)
joints?
List the four principle functions of valves. Start/Stop, Regulate/Throttle, Relief, Reduce
Regulating or throttling flow is done with a: Both B and C, (globe and gate valve)
Name the two basic types of check valves. Lift and Swing
The most common hanger used in piping Clevis
systems is the:
Never expose any part of a compressed 125°F
gas cylinder to temperatures above:
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
,Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
The four types of copper tube joints are compression
soldered, brazed, flared and ___ ?
What is the maximum recommended 350 degrees F
service temperature when a brazed joint is
used?
Poor alignment of tube joints will cause: spacing difference between tubes and fittings
After fittings and tubes are cleaned and as soon as possible
fluxed they should be assembled and
soldered:
Name three basic hitches which can be Straight, Choker, Basket
used for lifting with a sling
Which hitch can support the most weight? Basket hitch
Why should the angle between the leg of a More stress loads are applied on slings.
sling and the load never be less than 30
degrees?
What is the weakest part of a chain hoist? Lower hook
An oxyacetylene flame has a peak 6300°F
temperature of approximately:
What is the purpose of slightly clear debris
opening/cracking a gas cylinder valve
before installing a gas regulator?
Why is it important to ensure that no part of causes an explosion
the oxygen handling equipment comes in
contact with oil?
What is the constant used to find the travel 1.414
with a 45 degree offset?
What is the constant used to find the offset .707
or advance with a 45o offset?
Add: 5 1/8 + 1 1/4 + 4 ½ = 10 7/8
Subtract: 9 5/8 - 6 15/16 = 2 11/16
Multiply: 3 1/5 x 1 ¼ x 1 1/3 = 5 1/3
Divide: 11 ¼ by 2 ½ = 4 1/2
Change the following to architectural 3' - 11 ½"
measurements 3.96':
MSDS is part of the "right to know" law. t
IDLH is an individual's daily level of hazards f
Inhalation, ingestion, absorption and t
injection are four routes of entry.
When voltage is applied to a conductor, Are impelled along the conductor
free electrons:
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
,Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
The magnetic field around a current- Exists at all points along its length
carrying wire:
A lamp has a source of 110 volts and current 122.2 ohms
of 0.9 amps, what is the resistance of the
lamp?
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
, Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
The device used in circuits to prevent Fuse
damage from overloads is called a:
A thermocouple: Generates a small amount of voltage when heated
quantity of heat involved to change a substance that can be measured with a
Sensible heat is defined as:
thermometer
Latent heat is defined as: amount of heat required to bring about a change in state in a substance
amount of heat in BTU's required to change the temperature of 1 pound of a
Specific heat is defined as:
substance 1oF.
The pressure at a certain depth below the is the same in all directions
surface of a liquid:
Pressure is: force per unit of area
Work is defined as: force times distance
Name the two main classifications of pump Positive Displacement pumps and Non-Positive Displacement pumps
types.
The violent flashing and collapsing of Cavitation
vapor bubbles in a centrifugal pump is
called?
What are two kinds of misalignment that Parallel and Angular alignment
must be checked for when installing pumps
What steps should be taken before starting Prime, Check suction and discharge valves, Check rotation
a pump for the first time?
What are two of the three main items Head in Feet and GPM
shown on a pump curve?
Theoretically, how many feet can a pump 34 feet
can raise water vertically by suction?
The welder is at most serious and electrocution
immediate risk of
The first two digits on welding rod tensile strength
indicate?
The next to last digit indicates the ____________ position
of the weld.
Utilizing the piping drawing, calculate the 5' - 5"
measurements for "B":
Utilizing the piping drawing, calculate the 32' - 3"
measurements for "D":
Utilizing the piping drawing, calculate the 10' - 8"
measurements for "K":
Utilizing the piping drawing, calculate the 24' - 2"
measurements for "N":
Pipefitter Star Exam Questions & Answers Latest Update 100% Verified
