A randomized 100 question test from a pool of 991 questions, good luck!
(ofe)The chemical symbol C₂H₂ best represents which of the following compounds?
You are part of a crew that is hydrotesting a 40 m, 50 mm, Sch 60 alloy pipe. It is set up horizontally, north to south, on pipestands with a gauge at both ends. According to the principles of hydrostatics, what will the gauges read when the test is up and holding at 45 kPa? choose the best answer from the options below.
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
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.
A fitting that has a classification of 2000 would be what kind of fitting?
Which of the numbered symbols below best represents a threaded ball valve?
(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.
Commonly in oblique drawings, there is a 50% reduction in depth to add realism to the object. Which of the terms below best describes this practice?
What type of screwdriver head is pictured below?
If you are bypassing or modifying a ground connection, you are creating what kind of hazard?
"The space between the OD of the tube being fitted and the bore of the fitting." This is the best description of which soldering term below?
With the options below complete the following sentence. "Rules governing the fabrication of power boilers is found in ASME ________"
"In the center of a flange there is a tall hub with a bevelled end suitable for welding." This is a description of which type of flange?
Straight pattern, Y pattern and angle pattern are all design variations of which style of valve?
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?
Lines that are not perpendicular nor are parallel to a vertex are called which term? Choose the best one that applies from the options below.
The engineer has asked you to verify the base for setting a tank on, the area required will be a minimum of 10 meters. Which of the answers below best represents the minimum radius required to set the tank?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
(wf)Welding has several broad classes of defects that can occur in any weld. Choose the best answer from the options provided below, to show how many classes there are.
(ofc)Oxygen should have a purity of 99.5% or higher for oxy-fuel cutting. The cutting speed will be an estimated ¾ of normal and the expenditure in cutting oxygen will increase approximately ¼ of normal for each _______ drop in purity percentage form optimum. Use the answers provided to select the best one to fill in the blank.
What tool is in the picture below?
The pressure exerted by a column of Hg 9" high would be which of the following answers? Choose the best answer that applies from the ones below
(ofe)The _________ has a one-to-one ratio of acetylene and oxygen, any additional oxygen needed for complete combustion comes from the surrounding air. Use the answers provided to fill in the blank.
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. ""Ultraviolet rays" Would best be defined by which type of energy below?
(wf)"This term refers to a physical property of a material which describes the ability of a material containing a crack to resist further cracking."
Which answer below best describes the following picture of a bender?
"Is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression." This is the best definition of which fitting?
(ofe)When used in conjunction with a flashback arrestor, a reverse flow check valve is best to be place where on an oxyacetylene setup?
The type of gauge that is most commonly used in pressure testing would be one that has a ________ date stamped or labeled on it for easy recorded by QA/QC.
"The ability of a body to resist a distorting influence and to return to its original size and shape when that influence or force is removed." This is the best definition of which of the terms below?
"Used to keep a piping line level, or to assure that the proper amount of grade is uniform where needed." This is the best description of which of the following items.
Which of the numbered symbols below best represents a side view socket weld 90° elbow?
(ws) There are several different types of energy that are released when you are welding or oxy-fuel cutting. Which of the rays below would best be described as one that would cause skin to burn due to an elevated temperature of the exposed area?
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."
The orientation of a vertical line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
All of the below are common disadvantages of using plastic pipe except one. Choose the answer that is not a disadvantage.
Your journeyman asks you to fill out the following print with measurements. What method of dimensioning are they having you do? Choose from the best answer from the ones provided below.
There are a variety of drafting tools that are used in the creation of fabrication patterns and layouts. Of the tools given, which one best describes the item in the picture below?
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
(mse)The weld puddle does not use up the electrode in which of the following weld processes? Choose the best answer from the ones provided.
There are many parts to a circle. Which of the answers below best relates to "H" in the picture provided?
Your isometric calls for a weld neck, raised face, 900 PSI rating, flange. Is this the correct flange to use?
There are a variety of drafting tools that are used in the creation of fabrication patterns and layouts. Of the tools given, which one best describes the item in the picture below?
Of the options listed below, one is not an advantage of ERS over conventional soldering. Choose which one.
(bs)"In this type of welding, the filler metal is liquid above 425°C, and deposited in the joint by other than capillary attraction." This statement best describes which of the weld methods below?
"In drill presses and drills, to hold the drill bits and accessories, there are several tooling devices that can be used." These are commonly called which of the below?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
What is the name of the grinder pictured below?
Masonry anchors come in _______ basic types. Choose from the following answers to fill in the blank.
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
These multi-purpose portable fire extinguishers are light, commonly red, and have a short nozzle or a narrow length of hose. Choose from the answers below the one that best applies.
A small percentage of fuels, when exposed to air, water, or heat under normal condition will chemically react. These fuels are classed as which of the below?
The codes and regulations that must be followed when working with welded piping and fittings are based apon which of the following?
To supply a gas test with high pressure, dry gas, which of the following would be best to use?
Of the answers below, which best reflects the name of the drill pictured?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
Non ferrous piping has three distinguishing characteristics. Contains no iron, and not susceptible to oxidization are two. Of the following list , pick the third.
In the WHMIS system, "Oxidizing material" is represented by which hazard class? Choose from the following answers.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
Globe valves have a distinct disadvantage when compared to a gate valve. From the answers below select the best one.
(wf)The welding surface may contain discontinuities from the style of preparation. From the answers below, choose the best one that describes discontinuities from a surfaced prepped by thermal cutting blades.
A welder has set up a temporary fab area in a c-can. He has put 2 portable fans, one in the front and one in the back, in the c-can for ventilation. Based on the information provided, which type of ventilation is he using? Use the terms provided to choose the best answer.
"The temperature at which a metal changes state from solid to liquid at atmospheric pressure." Is the best description for which of the terms below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(se)Which device below uses one or more diodes to restrict current to flow to one direction, changing AC to DC in the process? From the answers below, choose the best one.
Which of the answers below best describes the units for relative density?
When using a portable fire extinguisher to fight a fire, why is it important to aim at the base of the fire?
(ofc)/m³ and Btu/ft³ are two was of expressing ________energy. Use the terms below to select the one that best fills in the blank.
(wf)The specific requirements of fabrication must include any of the the welding processes. Chemical and mechanical factors are taken into account in every facet of that fabrication. Any deviation from these requirements would be considered a defect." This statement best describes which of the following weld defects?
Typically on a hydrostatic test, the _______ of the fill hose is greater than the high pressure hose. Choose from the following answers to fill in the blank.
What tube would be commonly used in fabricating a radiant heating system?
There are a variety of drafting tools that are used in the creation of fabrication patterns and layouts. Of the tools given, which one best describes the item in the picture below?
(es) Using the proper tool for the job is an integral part of working safely. When using the size of the screw to be used to size the proper screwdriver, which of the screwdrivers below would you be sizing?
"This workplace hazard consists of substances, mixtures and materials that can be classified according to their health risks and dangers." This statement best describes which of the following hazard groups?
(se)"The electrical force that retains the arc while the welding work is being done." This statement best describes which of the following answers?
(wf)"This is the term used for the point where the material begins to have permanent deformation." This statement best describes which of the terms below?
If you have received 43 widgets out of an order of 378 widgets, what percentage of widgets have been accounted for? Choose the best answer from the ones provided below.
Of all the tools listed below, what is the preferred method for cutting tube under 3/4"?
Which of the following supports are used to support pipe lines with light loads that are subjected to up to 32mm vertical thermal movements?
Youare going to dig a well on your land to get water, you have bought a small suction pump that will create a vacuum equal to a column 984 mm Hg. Which answer below best represents the maximum depth that the well can be while using this pump?
There are three types of radiant energy that is given off by a typical welding arc. Choose the one that does not apply from the answers below.
This type of layout tool consists of two parts, a "Beam" and a "Blade". Which of the following tools best fits this description?
(papg) The relationship between the distance around a circle and the distance directly across it is a constant ratio. Which of the terms below best describes the half the distance across a circle?
For material that is ⅜" to 1" thick, the most common type of joint preparation would be which of the following. Choose the best answer that applies
(ofc)There are two basic techniques to pierce a hole in plate steel. Choose the one that best applies from the answers below.
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.
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.
When suspending stationary non-insulated pipe line, it is recommended to use which of the supports below?
A fuel gas piping system does not exceed 2795 psi @ 100 degrees F. What class of forged steel fitting in conjunction with XS piping should be used
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Corporation stop valve" variation?
Of the welded joint configurations, which of the terms below references the picture provided?
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Firing valve" variation?
"One of the principles of hydrostatics is that a containers shape that is holding a fluid will ________." Choose the best answer below to complete the sentence.
Convert 0.67 to the the nearest practical fraction. Choose the best answer from the ones below
What type of wrench is pictured below?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
(bs)Of the alloys below, which is the alloy of copper and zinc?
(v) Individual types of valve have certain characteristics. Which of the valves below, when partially opened, would suffer from wire-drawing of the disc and seat?
There are generally considered to be four types of welds. Which of those weld types is represented by the picture below? Choose the best answer from those provided.
There are many parts to a circle. Which of the answers below best relates to "D" in the picture provided?