IRON WORKER NEW EXAM QUESTIONS AND CORRECT
ANSWERS FOR TOP PERFORMANCE
Steel has an igniting temperature of 1600 degrees.
The OFC procedure has the benefit of being portable.
The materials that OFC can cut are mostly restricted to _______ materials.
ANSWER ferrous
The cylinder valve is slightly opened by a welder and then instantly closed.
What procedure did he or she follow? - ANSWER breaking the cylinder
An ANSWER check valve is a device that stops gases from flowing
backwards, which might create a flammable combination in the welding line.
An ANSWER flashback occurs when the flame burns inside the tip, torch, or
hose.
In order to ensure prompt closure in the event of an emergency, acetylene
cylinder valves should only be opened one to one and a half revolutions.
The gauges on the majority of oxygen and fuel gas regulators measure the
cylinder's actual pressure as well as the torch's actual pressure.
The working pressure ranges from _______ to ______ psi, however the oxygen
cylinder pressure can reach 2200 psi. ANSWER 1, 50
Which flame is ideal for cutting and welding? ANSWER : Neutral
Which of the following circumstances will result in a decreasing or carburising
flame? The ANSWER is too much acetylene.
A filthy cutting tip is the most likely reason if an operator utilising an OFC
technique created an uneven cut surface with pitting and undercutting.
, Which of the following best describes what concrete is? - ANSWER synthetic
rock
What is the weight of all loads that are always in motion and acting?
ANSWER live load
Which of the following does not constitute one of the three fundamental
elements of concrete? ANSWER lime
Which of the following best describes the concrete's strength range? 3000 to
20,000 psi is the ANSWER .
What is the steel's contribution to concrete reinforcing? The tensile strength of
the ANSWER
Which wire size is most frequently used to tie rebar? ANSWER 16
Which of the following describes a low foundation wall that is deep enough to
go beyond the frost line? ANSWER grade beam
Concrete is weak in ______ but strong in compression and ______. ANSWER
tension and shear
What is the name of the little "U" or "W"-shaped bars that are positioned across
a beam to prevent diagonal tension? ANSWER stirrups
Another name for bar supports is ANSWER accessories.
The _______'s job is to transfer superstructure weights to the ground securely
and without producing settling. The foundation of ANSWER
_____ are needed to attach the column to its supports. ANSWER dowels
All dowels must be _______ and _______ when building a wall when the
footings have already been doweled. Straightforward, in-line response
Vertical bars and ANSWER bands or ties make up columns.
What are the names of a beam bridge's end supports? ANSWER abutments
Which electrode polarity is used by SMAW? ANSWER EVERYTHING
ABOVE
ANSWERS FOR TOP PERFORMANCE
Steel has an igniting temperature of 1600 degrees.
The OFC procedure has the benefit of being portable.
The materials that OFC can cut are mostly restricted to _______ materials.
ANSWER ferrous
The cylinder valve is slightly opened by a welder and then instantly closed.
What procedure did he or she follow? - ANSWER breaking the cylinder
An ANSWER check valve is a device that stops gases from flowing
backwards, which might create a flammable combination in the welding line.
An ANSWER flashback occurs when the flame burns inside the tip, torch, or
hose.
In order to ensure prompt closure in the event of an emergency, acetylene
cylinder valves should only be opened one to one and a half revolutions.
The gauges on the majority of oxygen and fuel gas regulators measure the
cylinder's actual pressure as well as the torch's actual pressure.
The working pressure ranges from _______ to ______ psi, however the oxygen
cylinder pressure can reach 2200 psi. ANSWER 1, 50
Which flame is ideal for cutting and welding? ANSWER : Neutral
Which of the following circumstances will result in a decreasing or carburising
flame? The ANSWER is too much acetylene.
A filthy cutting tip is the most likely reason if an operator utilising an OFC
technique created an uneven cut surface with pitting and undercutting.
, Which of the following best describes what concrete is? - ANSWER synthetic
rock
What is the weight of all loads that are always in motion and acting?
ANSWER live load
Which of the following does not constitute one of the three fundamental
elements of concrete? ANSWER lime
Which of the following best describes the concrete's strength range? 3000 to
20,000 psi is the ANSWER .
What is the steel's contribution to concrete reinforcing? The tensile strength of
the ANSWER
Which wire size is most frequently used to tie rebar? ANSWER 16
Which of the following describes a low foundation wall that is deep enough to
go beyond the frost line? ANSWER grade beam
Concrete is weak in ______ but strong in compression and ______. ANSWER
tension and shear
What is the name of the little "U" or "W"-shaped bars that are positioned across
a beam to prevent diagonal tension? ANSWER stirrups
Another name for bar supports is ANSWER accessories.
The _______'s job is to transfer superstructure weights to the ground securely
and without producing settling. The foundation of ANSWER
_____ are needed to attach the column to its supports. ANSWER dowels
All dowels must be _______ and _______ when building a wall when the
footings have already been doweled. Straightforward, in-line response
Vertical bars and ANSWER bands or ties make up columns.
What are the names of a beam bridge's end supports? ANSWER abutments
Which electrode polarity is used by SMAW? ANSWER EVERYTHING
ABOVE
