A randomized 100 question test from a pool of 898 questions, good luck!
A 10 meter piece of brass pipe that has an operating temperature of 85°C and pressure of 34 kPa/m². This line was originally installed At -15°C, what is the total linear expansion in meters for this line? Choose the best answer from the ones supplied below.
Class 6050 is a classification of which fitting type?
"A metallic substance composed of two or more elements, as either a compound or a solution." This statement is the best description of which of the following terms?
"A hazard within the workplace that can harm the body without necessarily touching it. Vibration and noise are examples of this type of hazards." This statement best describes which of the following hazard groups?
At the bottom of a column of Hg, the pressure is 5.82 psi, how many inches of water column is required to exert this same pressure? Choose the best answer from those provided below
Of the benders below, which will allow kinking in soft tubing?
There a specific vocabulary when describing the areas of a fillet weld. Which of these terms is represented by "A" in the picture below? Choose the best answer from those provided.
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?
What type of punch is pictured below?
"Has a female socket in which pipe is fitted. Fillet welding is done from outside on the pipe." This is the best description of which fitting?
"This term is used for lines that intersect at a right angle." Of the terms provided choose the best one to fit this statement
To supply a gas test with high pressure, dry gas, which of the following would be best to use?
(wf)Of the types of inclusions below, which would be characteristic of a GTAW process?
As it relates to calculating grade, which of the terms below best describes the letter "A"?
In every piping system, a specific fitting should be installed for control of flow and pressure. Of the choices below, which fitting(s) would best apply?
The fraction ⁵⁸⁄₇ is equal to which of the answers 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?
If the piping isometric that you are working off of has a 1:20 metric reduced scale to it, what is the actual length of the workpiece of you measure 45mm on the print? Choose the best answer from those provided below.
When comparing STD, XS and XXS wall thicknesses on typical piping, STD piping has:
When dealing with welding gases and fumes, it is a good practice to limit your exposure to them. The first option to reduce exposure to these fumes and gases is to weld in which of the following locations?
(se)Which of the terms below relates best to how quickly the flow of AC changes direction? Choose the your answer from those provided below.
(mse)"Operational characteristics of an electrode can be controlled in several ways. One of those ways is by the different composition of the flux coating." Choose from the answers below the coating that does not apply to this statement.
What tool is pictured 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.
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
Looking at the following terms, choose the best answer that is not associated with a characteristic of a gas.
What tube would be commonly used in fabricating a radiant heating system?
Looking at the answers below, which one is not a cause of flashback while using an oxyacetelyne cutting torch? Choose the best answer that applies.
Which type of pipe fitting., of the list below, is not permitted on natural gas piping systems?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
"This type of oxy-fuel cutting torch has preheat gases supplied to the cutting tip." Which of the following torch types is best described by this statement?
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
Burns have a classification by degree. If you have a surface burn, it would be considered which of the following?
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?
Of the gases below, choose the one that has the highest flame temperature in its neutral state.
"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?
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?
What tool is in the picture below?
Using the picture below, which of the following answer best describes the dimension "D"?
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
The wall thickness of the two most commonly available fittings for 27.5mm (1/2") pipe are:
Which answer below best represents the type of cutting machine in the picture provided?
The codes and regulations that must be followed when working with welded piping and fittings are based apon which of the following?
Type "L" copper tube has which colour identification strip?
Using the terms provided, choose the best one that would be described as a substance that cannot be be chemically reduced into simpler components.
What is the name of the reamer pictured below?
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.
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.
"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?
There are many parts to a circle. Which of the answers below best relates to "E" in the picture provided?
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 range of flammability of 3.4%-10.8%in air.
Type "M" copper tubing has what colour identification strip?
Of the options below, which measuring tool would be best suited to getting exact measurements?
(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?
"This type of drill is only for up to ½" holes that need to be precise." Choose the answer below that is best described by the statement.
The most common type of gauge that is found on a regulator is a bourdon type. Choose from the situations below the best way not to have these gauges damaged when opening a cylinder.
When fusion welding a butt joint, what is the suggested size of the root opening? Choose the best answer from the ones below.
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "D" represent in this formula?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
There is a molecular attraction that causes like molecules to form a meniscus on the surface of a liquid. This property is best describes by which of the following terms?
A pressure of 379 kPa is showing on your absolute pressure gauge. Your journeyman needs that in converted to psig. Which of the answers below best reflects the number that you will give them?
Of the answers provided, choose the thermoplastic that is used for laboratory DWV, and has similar characteristics to PP.
Globe valves have a distinct disadvantage when compared to a gate valve. From the answers below select the best one.
You have just installed a small vessel on site, the height is 29' and the base has a 9' diameter. What is the force exerted on the pad that it sits on when completely full of water? choose the best answer from those provided below.
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?
"This term is a combination of metals or of a metal and another element." Which of the following terms is best described by this statement?
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.
Type "K" copper tube has which colour identification strip?
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?
"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?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
When inspecting your oxy-acetylene cut after cutting a piece of 50 mm plate, you notice that the bottom of the kerf line is slightly behind the top of the same line. Which of the terms below best expresses this condition?
Complete this equation. 5⅘ x 2⅜ = X. Choose from the selection of answers below.
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.
Which of the numbered symbols below best represents a side view butt weld cap?
In oxy-fuel welding, the two terms "forehand" and "backhand" reference the ________ of the torch, or heat source, to the puddle of the weld. Choose the best answer to fill in the blank from the options below.
Of the selection below choose which measurement this sentence best describes. "Not widely used for gas pressures, This measurement is mostly used in materials science, where the tensile strength of a material is measured as a large number of psi."
The ________ is produced when slightly greater volume of oxygen is mixed with a smaller volume of acetylene. Choose from the answers below to fill in the blank.
There are many parts to a circle. Which of the answers below best relates to "B" in the picture provided?
"Are used with meters for the purpose of measuring the flow rate of either liquids or gases in the respective pipeline. Pairs of pressure "Tappings", mostly on 2 sides, directly opposite each other, are machined into the flange." This is the best description of which type of fitting?
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
If you needed to place new threads on the inside of a fitting, which of these tools would be best?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
Pressure vessels such as pipelines, plumbing, gas cylinders, boilers and fuel tanks can be tested for strength and leaks. From the list below choose the correct testing procedure.
Before entering a container to work, your Journeyman asks for a gas test to be done. The foreman agrees and puts the sniffer close to the floor of the container. Of the following answers, which gas would he be testing for?
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?
A compound commonly used in oxy-fuel operations is derived from a combination of water and calcium carbide. Which of the chemical symbols below best represents this hydrocarbon gas?
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.
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
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.
The major difference between machined screws and both wood screws and sheet metal screws is which of the following?
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.
What type of bar is pictured below?
(wf)Structural discontinuities would include all of the following defects except one. Of the answers below choose the one that is not a structural discontinuity.
When you are going to lubricate an air motor, which of the following would be the best time to do it?