A randomized 100 question test from a pool of 898 questions, good luck!
If you were trying to depict the inside workings of an item, you which of the following orthographic views would be best for the task?
When used in conjunction with a reverse flow check valve , a flashback arrestor is best to be place where on an oxyacetylene setup?
"One of the principles of hydrostatics is that a fluids pressure is proportional to ________." Choose the best answer below to complete the sentence.
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
The code that covers the piping standards to be used for cryogenic fluids would be which of the following?
Ozone, carbon monoxide, hydrogen chloride and phosgene are all gases that can be created by different types of welding. Of the answers below, choose the best one that they all have in common.
(se)Welding power sources that are AC-DC rectifier type have several advantages to them, which of the answers below is not one of them? Select the best answer from the options provided.
You are ordering stud bolts to fasten two flanges together. What thread classification would you order of the following classifications?
Which of the numbered symbols below best represents a side view threaded 90° elbow?
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?
In the WHMIS system, "Infectious materials" is represented by which hazard class? Choose from the following answers.
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
(se)If you wanted a narrower bead, that has deeper penetration, which of the following techniques would be best suited for the task? Choose the best answer from the options below.
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "G" in the picture below? Choose the best answer from those provided.
(mse)The slag from the welding process has several important functions. Of the answers below choose the best one that does not apply.
What tool is in the picture below?
CSA approved head, eye, and foot protection is required for all workers. This is best legislated by which of the following acts?
To cut a piece of structural steel with a hacksaw, which of the following blades would be best?
"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.
One of the components in a oxyacetylene outfit is required to deliver a pressure that is consistent despite source pressure fluctuations. Which of the following components best fits this function?
(wf)"This type of defect is defined as an interruption of the typical structure of a material typically during the welding process." This statement best defines which of the answers below?
What tool is in the picture below?
What tool is in the picture below?
If the piping isometric that you are working off of has a ¼":1' reduced scale to it, what is the print length of the workpiece if it measures 12' on the bench? Choose the best answer from those provided below.
"A substance that undergoes a ___________, there is a release or absorption of energy as a new substance is formed." Choose from the options below to best fill in the blank in this statement.
If the welding apprentices tacked 4 welds in an hour, how many welds would be tacked by 3 apprentices in a 37.5 hour work week? Choose the best answer from the ones provided below.
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?
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 "H" in the picture provided?
(wf)Of the answers below, which type of defect occurs when the electrode is not drawn away from the puddle slowly enough?
"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?
The chemical symbol C₂H₂ best represents which of the following compunds?
Of the options below, choose the one that best states the primary function of plate rolls.
In a carbonizing oxyacetylene flame, the length of the feather indicates which of the conditions below? Choose the best answer from the following.
At the warehouse, they have received an exchanger. You look at the waybill, and see that it was discounted 3 separate times for 15%, 12% and 6% each. If the original price was $45,692, which of the answers below best represents the final purchase price?
There is a mutual attraction that causes like molecules them to cling to each another. This property is best describes by which of the following terms?
(se)"This electrical current has is not bi-directional and flows only from negative to positive." This statement best describes which of the following currents?
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.
All of the below are common disadvantages of using plastic pipe except one. Choose the answer that is not a disadvantage.
"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?
(se)Which of the terms below is used when a sine wave completes a 360° rotation?
(wf)Of the defects listed below, which one best describes the picture shown?
Typical hanger spacing for 19 mm copper pipe is 2.4 m. Using that information, how many hangers are needed on a 8 m horizontal run?
"Fusion welding with an oxidizing flame on this type of material will cause welds that are porous, oxidized, and brittle." This statement best describes which of the metals below?
In relation to soldering, what does the term "Capillary action" signify?
Copper tube DWV fittings can be used on copper pressure piping systems
A fitting that has a classification of 2000 would be what kind of fitting?
Which of the following gases has the highest MJ/m³ rating? Choose the best answer from those provided
(se)If you wanted a wider bead accompanied with less penetration, which of the following techniques would be best suited for the task? Choose the best answer from the ones provided below.
What type of wrench is pictured below?
This type of soldering uses temperatures below 450C or 840F:
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
"This physical factor within the environment that harms the musculoskeletal system." This statement best describes which of the hazard groups below?
Before entering a confined space for the first time or re-entering after a break, it is a good practice to do which of the following?
"Generally concrete screws are fasteners considered _________ and have applications with _______ loads." Choose from the answers below to fill in the blanks.
Which butt weld fitting wall thickness has the smallest number of fitting sizes?
In accordance to the specifications set out by AWS, which of the following symbols would be placed on a package of silver filler metals? Choose the best answer from the ones provided below.
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?
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.
Which of the states of matter can be defined as having defined mass, but no defined volume or shape? Choose the best answer from the ones provided below.
(wf)A weld defect called "precipitate hardening" is a situation that can lead to which of the below problems? Choose the best answer from those provided
Which of the numbered symbols below best represents a side view threaded cap?
Inches of Hg is commonly used for atmospheric pressure. What is the difference in pressure exerted by a 10" column of Hg with a 1 in² base, when compared to a column of water the same height? Use the best answer from those provided below.
If you are asked to install PVC piping for a drainage system, what colour must the pipe and solvent be? Choose the best answer from the options below.
There are a number of hydrostatic principles, which of the answers below best encompasses them all?
(se)Welding power sources that are AC transformer type have several advantages to them, which of the answers below is not one of them? Select the best answer from the options provided.
On the jobsite you have to cut 200 mm plate, and have to heat a large hoarding from the same supply. Of the gases below, choose the gas that would best fill both of these requirements.
(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?
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.
The vents of a hydrotest are not in the open position on all of the high points while filling the system. Which of the following is the likely result of this situation when trying to test the system
Of the answers below, which is the best oxyacetylene term for the condition that occurs when the tip produces a shrieking noise, sparks and dark smoke.
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
When fusion welding a butt joint, what is the suggested size of the root opening? Choose the best answer from the ones below.
(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?
Of the answers below, choose the layout tool that would most likely consist of a "Bevel protractor" and a steel rule
The intensity of sound is measured in dBA. In the workplace the suggested dBA level for wearing hearing protection over an 8 hour day would be which of the below?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #3 is best represented by which answer below?
"This gasket material is generally used in low pressure, low temperature applications." Which of the materials below best fits this description?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
"This piece of legislation came into effect in 1915. This act deals primarily with compensation, medical aid and rehabilitation of a worker due to a job-related injury." Which of the answers below is best described by this statement?
(se)The melting of the electrode and/or the base metal comes from the strength of the electrical current passing through them. Of the answers below, which term best describes the strength of the current?
What type of iron from the selections below contains the highest carbon content?
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.
Convert 0.41278 to a fraction. Choose the best answer from below.
Puller, Nut adjuster, Hydraulic load coil and Support bridge are all parts of which of the following tools?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for a small volume?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #2 is best represented by which answer below?
One of the four classifications of fusion welding low alloy steel oxy fuel gas welding rods is R60. What do the two numbers represent in this classification? Choose the best answer from the options below.
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?
A worker is grinding 6m away from another worker refueling a diesel welder. Is there any workplace infraction occurring in this situation? Choose the best answer below for answering this.
Typical hanger spacing for 150 mm stainless steel pipe is 5.5 m. Using that information, how many hangers are needed on a 46 m horizontal run?
Typical hanger spacing for 50 mm cast iron pipe is 3.0 m. Using that information, how many hangers are needed on a 13 m horizontal run?
"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?
To cut a piece of copper tube with a hacksaw, which of the following blades would be best?
As it relates to calculating grade, which of the terms below best describes the letter "A"?
All of the following statements regarding an oxygen cylinders are true, except one. Choose the answer that does not belong.
"The steps in preparing this type of fusion weld and a steel weld are very similar." Which of the answers below best fits this description?
Choose the best answer below that is the density of air, in imperial measurement, at STP.
Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given 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.