5TH CLASS PRACTICE EXAM UPDATED
ACTUAL Exam Questions and CORRECT
Answers
The boiler feedwater is transferred to the downcomers for a second pass through the heated
components of the boiler, inside of the ___ - CORRECT ANSWER - steam separating
equipment
In the American Welding Society (AWS) numbering system for low carbon steel electrodes,
what does the E mean in E6010? - CORRECT ANSWER - The type of electrode
In an ____ very little electric current will flow through it under the influence of an electric field -
CORRECT ANSWER - insulator
When working in a process environment with ____, a supplied air pack required for proper PPE.
- CORRECT ANSWER - H2S
The ____ hard hat clearance is 1.25 inches. - CORRECT ANSWER - minimum
Air for combustion in an ____ is supplied to a chamber below the grates, it uses tuyeres to pass
through the grates. - CORRECT ANSWER - underfeed stoker
Centrifugal separator is a device designed to separate moisture from the steam by applying ____
from the swirling motion. - CORRECT ANSWER - centrifugal force
____ is when the welding process reduces the cross-sectional area (thickness) of the base metals
welded joint. - CORRECT ANSWER - Undercut
Cutting oil can be applied to the outside surface of the pipe being threaded to: - CORRECT
ANSWER - Improve the accuracy of the threads being cut, Reduce heat build up, Reduce
wear, Lubricate the pipe
,The pipe ends are typically butt welded together on pipe larger than ____. - CORRECT
ANSWER - 51mm
150 to 300 psi is the recommended maximum working pressure of a(n) ___. - CORRECT
ANSWER - corrugated expansion joint
In watertube boilers installations the ____ is installed away from the furnace in the relatively
cooler boiler sections. The ____ is installed in the hottest boilers sections. - CORRECT
ANSWER - downcomer tubing/riser tubing
2 2/3 is an example of a ____. - CORRECT ANSWER - mixed number
The effective operation of a steam trap installed in a steam piping system is dependent upon the
____ within the steam trap. - CORRECT ANSWER - liquid level
Which of the following equations may be used to express Ohm's law: - CORRECT
ANSWER - I = E/R, E = IR, R = E/I
In the Kraft Process, the recovery boiler - CORRECT ANSWER - Burns strong black
liquor for a fuel source.
Lower capital cost and shipping costs are two of the primary advantages of ____ as the entire
boiler is ordered off the self and designed to be shipped as a complete package by truck or rail
car to the desired location. - CORRECT ANSWER - Packaged watertube boilers
Which of the following may be used to describe the difference in electric potential between two
points: - CORRECT ANSWER - Electric tension, Voltage, Electric potential difference,
Electric pressure
, In terms of safety, risk is used to define ____. - CORRECT ANSWER - the probability of
an incident occurring
When a ____ is completed and ready to be shipped by truck or rail car the mechanical draft
equipment, fuel burning equipment, automatic controls/accessories are included. - CORRECT
ANSWER - Packaged watertube boiler
The Administrator provides a ____ to be authorized to perform tasks that are under the Safety
Codes Act legislation. - CORRECT ANSWER - certificate of competency
A(n) ____ outlines operational structures and reporting responsibilities of a company -
CORRECT ANSWER - organization chart
1,000,000 Pa could also be expressed as: - CORRECT ANSWER - 1,000kPa
ASME Section IV states the design pressure for a heating boiler shall be at least ____. -
CORRECT ANSWER - 30 psi (200 kPa)
An employer is required to have an effective ____ in place to be prepared for incidents and
injuries. - CORRECT ANSWER - emergency plan
To verify that the PSV valve can operate freely the ____ installed on the PSV should be tested at
75% boiler operating pressure. - CORRECT ANSWER - manual lifting lever
A(n) ____ must take reasonable and practicable steps to ensure the health, safety, and welfare of
the facilities workers. - CORRECT ANSWER - Employer
Plug taps and dies are tools used to ____ to tap into a section of pipe. - CORRECT
ANSWER - create screw threads
ACTUAL Exam Questions and CORRECT
Answers
The boiler feedwater is transferred to the downcomers for a second pass through the heated
components of the boiler, inside of the ___ - CORRECT ANSWER - steam separating
equipment
In the American Welding Society (AWS) numbering system for low carbon steel electrodes,
what does the E mean in E6010? - CORRECT ANSWER - The type of electrode
In an ____ very little electric current will flow through it under the influence of an electric field -
CORRECT ANSWER - insulator
When working in a process environment with ____, a supplied air pack required for proper PPE.
- CORRECT ANSWER - H2S
The ____ hard hat clearance is 1.25 inches. - CORRECT ANSWER - minimum
Air for combustion in an ____ is supplied to a chamber below the grates, it uses tuyeres to pass
through the grates. - CORRECT ANSWER - underfeed stoker
Centrifugal separator is a device designed to separate moisture from the steam by applying ____
from the swirling motion. - CORRECT ANSWER - centrifugal force
____ is when the welding process reduces the cross-sectional area (thickness) of the base metals
welded joint. - CORRECT ANSWER - Undercut
Cutting oil can be applied to the outside surface of the pipe being threaded to: - CORRECT
ANSWER - Improve the accuracy of the threads being cut, Reduce heat build up, Reduce
wear, Lubricate the pipe
,The pipe ends are typically butt welded together on pipe larger than ____. - CORRECT
ANSWER - 51mm
150 to 300 psi is the recommended maximum working pressure of a(n) ___. - CORRECT
ANSWER - corrugated expansion joint
In watertube boilers installations the ____ is installed away from the furnace in the relatively
cooler boiler sections. The ____ is installed in the hottest boilers sections. - CORRECT
ANSWER - downcomer tubing/riser tubing
2 2/3 is an example of a ____. - CORRECT ANSWER - mixed number
The effective operation of a steam trap installed in a steam piping system is dependent upon the
____ within the steam trap. - CORRECT ANSWER - liquid level
Which of the following equations may be used to express Ohm's law: - CORRECT
ANSWER - I = E/R, E = IR, R = E/I
In the Kraft Process, the recovery boiler - CORRECT ANSWER - Burns strong black
liquor for a fuel source.
Lower capital cost and shipping costs are two of the primary advantages of ____ as the entire
boiler is ordered off the self and designed to be shipped as a complete package by truck or rail
car to the desired location. - CORRECT ANSWER - Packaged watertube boilers
Which of the following may be used to describe the difference in electric potential between two
points: - CORRECT ANSWER - Electric tension, Voltage, Electric potential difference,
Electric pressure
, In terms of safety, risk is used to define ____. - CORRECT ANSWER - the probability of
an incident occurring
When a ____ is completed and ready to be shipped by truck or rail car the mechanical draft
equipment, fuel burning equipment, automatic controls/accessories are included. - CORRECT
ANSWER - Packaged watertube boiler
The Administrator provides a ____ to be authorized to perform tasks that are under the Safety
Codes Act legislation. - CORRECT ANSWER - certificate of competency
A(n) ____ outlines operational structures and reporting responsibilities of a company -
CORRECT ANSWER - organization chart
1,000,000 Pa could also be expressed as: - CORRECT ANSWER - 1,000kPa
ASME Section IV states the design pressure for a heating boiler shall be at least ____. -
CORRECT ANSWER - 30 psi (200 kPa)
An employer is required to have an effective ____ in place to be prepared for incidents and
injuries. - CORRECT ANSWER - emergency plan
To verify that the PSV valve can operate freely the ____ installed on the PSV should be tested at
75% boiler operating pressure. - CORRECT ANSWER - manual lifting lever
A(n) ____ must take reasonable and practicable steps to ensure the health, safety, and welfare of
the facilities workers. - CORRECT ANSWER - Employer
Plug taps and dies are tools used to ____ to tap into a section of pipe. - CORRECT
ANSWER - create screw threads
