A randomized 100 question test from a pool of 991 questions, good luck!
STD or Sch40 piping is measured by the nominal ______ up to ______ diameter, and by the exact ______ up to ________diameter. Use the choices below to fill in the blanks in order.
Using the picture below, which of the letters best illustrates a tongue and groove flange?
Using the picture below, which of the following answer best describes the dimension "B"?
(ofe)The safe working pressure of acetylene is 15 psi. As the temperature of the gas increases, this pressure will change. Choose the best answer from the ones provided below to explain what this change will be.
Omitting this step in the solvent welding of a joint could result in blockage, turbulent flow, and cause pressure loss by restricting the bore of the pipe. Of the answers below, choose the one that applies best
Fabricators and designers have been using the various lines to convey information in their drawings, which is called the "alphabet of lines". Which of the terms below best describes the line labeled "B" in the picture provided?
(bs)"This term denotes a type of steel that, to enhance mechanical properties has undergone alloying using different elements." which of the following terms is best described by this statement?
Fabricators and designers have been using the various lines to convey information in their drawings, which is called the "alphabet of lines". Which of the terms below best describes the line labeled "A" in the picture provided?
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
For horizontal soldered joints, it is a good practice to apply the solder at which location?
From the following answers, choose the one that answers the following statement. "The operating position of a gate valve commonly are ________ and ________."
(v) There is a wide variety of valve styles used in industry today. Which of the valves below would be considered a quarter-turn valve?
Which parts of an ASPT or NPT are flattened slightly?
Of the options below, choose the one that best represents a manual actuator for a gate valve in an inaccessible area.
Commonly receding lines are drawn from the horizontal at 30°, 45° or 60°. If you were to draw a receding line at a 45°, it would be foreshortened by which of the amounts below. Choose the best answer from the ones provided below
(wf)Of the defects listed below, which one best describes the black lines outside of the weld in the picture shown?
Upstream of the low pressure stage and downstream of the high pressure stage of the two stage compressor, should be the location for which of the following components of a basic pneumatic system?
At the end of the work week, your crew installed 45% of 50 mm, Sch 40 pipe The amount required for the job is 4791 m. Which of the answers below best relates to how much pipe is left to be installed?
(wf)Weld faults can happen even before the welding has occurred. Which of the answers below best describes the number of common types of pre-weld dimensional defects?
(ofc)There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
Using the picture below, which of the letters best illustrates a flat faced flange?
All butt weld fittings must have _____ pieces of information stamped on them.
What type of punch is pictured below?
Of the safety concerns with soldering listed below, which would occur the least?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
When selecting a fastener, there are many criteria that are needed to be taken into consideration. What specification of the list below is needed to be known to allow proper movement or anchorage in the fastener?
"While dimensioning drawings, there is one of the following activities that you must avoid doing." Which of the following actions when dimensioning a drawing must be avoided? Choose the best answer from the ones provided below
When marking the cut on a 250mm (10") diameter pipe, what tool should be used to be assured that the mark is the same measurement all the way around the pipe?
Of the methods to render a container safe for hotwork, which of the following is the most common and most effective?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
Type "DWV" copper tubing has what colour identification strip?
Weld fittings are available in two varieties, one of these is:
(ofe)100°C is the approximate melting temperature of a fusible plug equipped on an acetylene bottle. Of the reasons below, choose the best reason explaining the purpose of these plugs.
(es) Using the proper tool for the job is an integral part of working safely. When trying to cut wires in an extremely tight spot, which of the tools below would be the best choice?
(wf)While welding, water and other liquids get caught up in the weld. These produces voids of gas when the weld cools. Which of the terms below best describes these voids?
With the options below complete the following sentence. "Rules governing the fabrication of power boilers is found in ASME ________"
A support that is floor mounted by welding or by anchors, is commonly called which of the following?
In vertical runs of piping (risers) at each floor level there should be a support. The type of hardware used by mechanical building trades for supporting pipe would be which of the following?
(bs)"This is the term used for the metal or steel that you are actually welding on." The term best described by this statement is which of the following?
(ofe)When using your oxyacetylene torch, if your gas speed is higher that the speed of flame propagation, what will the outcome be?
Fabricators and designers have been using the various lines to convey information in their drawings, which is called the "alphabet of lines". Which of the terms below best describes the line labeled "F" in the picture provided?
These manufacturer installed items must be removed before the piping is put into operation, but not before the Variable Spring Hanger is installed and fully loaded. Of the selections below, which items best fits this description?
Two pieces of eye protection should be used together when grinding or chipping. Choose the best answer from the selection below.
What type of bar is pictured below?
In the groove and shoulder system, if you use a roll groove, what is the disadvantage of this type of groove? Choose the best answer of the options below.
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
Which of the numbered symbols below best represents a threaded gate valve?
Position designations for groove and fillet test welds include numbers and letters. The number dictates a particular position, while the letter dictates a particular position. Choose the best combination of letters and numbers below to identify the weld position and type shown in the picture below.
Pipe size is specified with two non-dimensional numbers: ________ diameter based on inches, and _______ for wall thickness. Of the options below, fill in the blanks.
(se)Which answer best describes the device that can increase the frequency of an AC current, or change DC to AC? Choose your answer from the ones provided below
The tools pictured below represent which type of pliers?
"If a worker is injured or has an accident on the jobsite, they must report it as soon as possible to the employer." The act that best encompasses this statement is which of the following?
Your crew has just finished setting an enclosed vessel that had a 15 m diameter, a height of 23 m. The insulator foreman has asked you to verify his requirements of insulating the shell of the vessel. Choose the best answer from the ones below that represents the amount of insulation required.
Of the options below, choose the one that best states the primary function of plate rolls.
Of the options listed below, one is not an advantage of ERS over conventional soldering. Choose which one.
Which of the answers below best describes the units for relative density?
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
One of the constants in an isometric drawing is that all angles recede ________ from the horizontal. Choose the best answer from the ones below to fill in the blank.
"Machined from a single piece of metal that is cut to match the pipe size, fit between two pipe flanges and requires an additional gasket when it is installed. Also, the bolts will need to be lengthened depending on what piping class and size of the fitting is used." This is the best description of which fitting?
There are several different types of groove welds. Which of those weld types is represented by the picture below? Choose the best answer from those provided.
(ofc)There are three commonly used basic systems of controlling the operation of a mechanized oxy-fuel cutter. Which of the answers below is not one of them? Choose the best answer from those provided below.
From this description, choose the correct pipe support. "A piece of pipe, to support a line, that is mitered and welded to the back of an elbow."
There are many parts to a circle. Which of the answers below best relates to "I" in the picture provided?
Which answer below best describes the following picture of a bender?
To supply a gas test with high pressure, dry gas, which of the following would be best to use?
(wf)Of the defects listed below, which one best describes the picture shown?
The design of a ball valve is similar to which of the listed valves?
Type "K" copper tube has which colour identification strip?
There is a mutual attraction that causes unlike molecules them to cling to each another. This property is best describes by which of the following terms?
(ofe)Working with explosive gases is a dangerous prospect, you have to be aware of the limits of flammability for the gas you are working with. Of the gases below, choose the one that has the largest range of flammability.
Which of the following types of copper requires a bending device?
It is a good trade practice to transport gas cylinders secured and upright. From which act below did this practice come from?
"When used in conjunction with similarly threaded nuts, These externally threaded devices are used to create a joining of two or more components." This is the best description of which of the items below?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
(wf)Slow travel speed, weak amperage and improper electrode angle are all included in which of the following terms? Choose the best answer from those provided below.
As it relates to calculating grade, which of the terms below best describes the letter "B"?
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
Which is the best answer below that describes the following picture?
A soldered or compression fitting is _______ than a flared fitting.
Convert ⁷⁄₁₅ to a decimal. Choose the best answer from the ones below
There is a set number of steps in the procedure for creating proper joints with thermoplastic piping. Of the answers below, select the one that is closest to that number.
To cut a piece of thin wall tubing with a hacksaw, which of the following blades would be best?
(ofe)When used in conjunction with a reverse flow check valve , a flashback arrestor is best to be place where on an oxyacetylene setup?
Socket weld fittings most commonly come in sizes ranging from _____ to _____.
(papg) When calculating the area of a shape, you would use the terms "length" and "width". Which of the terms below represents the "width" of a 90° triangle?
Which is the best answer below that describes the following picture?
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
Biological Hazards can be further broken down into subsections. Of the answers below, one is not a biological hazard, choose the answer that doesn't fit.
If you allow swarf to accumulate on the tool you are using, what are the problems that can arise?
Which of the numbered symbols below best represents a socket weld globe valve?
There are some specific weld faults that can occur with a fillet weld. Which of these faults is represented by the picture below? Choose the best answer from those provided.
With ______ piping, fusion welding, and acid resistant clamps are the the most basic types of joining. Choose from the following to fill in the blank.
There are several sizes of portable hand drills. How are they rated? Choose the best answer from the ones below.
"A measure of a material's ability to undergo significant plastic deformation before rupture." This statement is the best description of which of the following terms?
"One of the principles of hydrostatics is that a fluid will exert pressure in ________." Choose the best answer below to complete the sentence.
(wf)The best term to describe the portion of the weld between the two black line would be which of the below?
What type of wrench is pictured below?
(se)While welding, what is the result of leangthening of the welding arc? Choose the best answer from those provided below.
As it relates to calculating grade, which of the terms below best describes the letter "A"?
In the WHMIS system, the two types of labels that are the most commonly used are? Use the answers provided.