A randomized 100 question test from a pool of 898 questions, good luck!
Which of the following types of copper requires a bending device?
This type of layout tool consists of two parts, a "Beam" and a "Blade". Which of the following tools best fits this description?
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.
Convert ⁷⁄₁₅ to a decimal. Choose the best answer from the ones below
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
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.
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.
(se)Why are work lead clamps integral to the welding process? Choose the best answer from the ones below.
"This layout tool consists of a calibrated protractor, X-shaped frame, and a triple jointed marking arm and holder. This allows for marking of steel or pipe." Of the answers below, choose the one is best defined 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 picture provided?
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.
Using the picture below, which of the following answer best describes the dimension "C"?
Which of the numbered symbols below best represents a side view socket weld 90° elbow?
"Generally concrete screws are fasteners considered _________ and have applications with _______ loads." Choose from the answers below to fill in the blanks.
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
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?
After installing an instrument air piping system, you are asked to prove to the client there are no leaks. The piping specs require that no moisture be left in the system after testing. Which of the following options would be the best for this request?
On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
In a carbonizing oxyacetylene flame, the length of the feather indicates which of the conditions below? Choose the best answer from the following.
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?
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.
After the second tack is in place, what is the tool most commonly used to maintain the gap?
"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?
A neutral flame would be best suited to which of the following applications?
"An extra piece of equipment is required when testing with an air compressor." This statement best describes which of the following answers?
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
Which of the following gases has the hottest burning neutral flame? Choose the best answer from those below.
What type of bar is pictured below?
When storing plastic pipe, the pipe should be supported adequate support at all times. For long term storage, what additional step should be taken?
What is one of the three main differences between DWV and pressure application fittings?
Of the material types below, which one only is available in class 150 and 300 fittings?
This type of valve can be installed in locations that are unavailable for a gate valve, but will give you similar valve characteristics. Of the options below, which valve is being described?
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.
In the WHMIS system, "Other poisons" is represented by which hazard class? Choose from the following answers.
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.
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.
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
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 "D" in the picture provided?
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.
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."
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)"The electrical force that retains the arc while the welding work is being done." This statement best describes which of the following answers?
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?
Calculate the perimeter of a building that has a wall measurement of 12' 6⅜". Choose the best answer from the ones below.
(mse)"A load that is relatively constant for an extended time, is considered to be a ________ load." This statement best describes which of the answers below?
"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?
"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?
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?
One side of a support is 372 mm, the other side is 739 mm. What is the smallest area that this support can be used? Choose the best answer from the ones provided below.
(se)While welding, what is the result of lengthening of the welding arc? Choose the best answer from those provided below.
The plug on the end of a 150 mm pipe has a force restriction of 250,000 N. What is the maximum operating pressure that this fitting can handle? Choose the best answer from those provided below.
As it relates to calculating grade, which of the terms below best describes the letter "C"?
You have to hire employees to work 40 hours a week to finish the job. If the job is projected for 3178 hours, how many employees will have to be hired? Choose the best answer from those provided below.
From the following answers, choose the best one that represents the radiant energy hazard produced by Non-destructive testing.
A natural gas boiler has an output rating of 43500 Btu and is 67% efficient. Which of the answers below best represents it's input rating?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(wf)Of the defects listed below, which one best describes the one that the black arrow is pointing to in the picture shown?
The purpose of this step is to provide a prepped surface for the solvent cement by beginning the chemical reaction that softens PVC. Of the options below, choose the best answer.
Which of the behaviors below best describes a rise or fall of the liquid surface, if a thin tube that is open at the both ends is inserted vertically in to a liquid, relative to the adjacent level of the fluid.
To cut a piece of copper tube with a hacksaw, which of the following blades would be best?
Calculate the volume of 2.3 lb/ft³ of aluminium that weighs 1479 lbs. Choose the best answer from the ones provided below.
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.
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.
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.
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
"This operation of this type of chuck is with an external collar that you hand turn." This statement best describes which of the chucks below?
(se)Which of the terms below is used when a sine wave completes a 360° rotation?
What is the square footage of a floor space in a warehouse that is 5' 7¾ by 10' 3⅞? Choose the best answer from those provided below.
Which of the numbered symbols below best represents a side view socket weld tee?
Which of the valves below best fits the description of this statement? "This type of valve has two ports to it. One inlet and one outlet, and relies on pressure on the inlet side to work properly."
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
(wf)Of the defects listed below, which one best describes the picture shown?
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 roof of the container. Of the following answers, which gas would he be testing for?
The plug disc valve is a variation of which main category of valve?
What tool is in the picture 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?
Which of the numbered symbols below best represents a socket weld globe valve?
When referring to the center to end measurement of a 90 degree elbow threaded fitting, what is the best term that describes this measurement?
On any angle grinder and grinding disk there is an RPM rating. What is the relationship between the rating of the grinder and the rating of the disk? Choose the best answer from the ones below
What application is better suited for a double flared fitting?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
Socket weld fittings most commonly come in sizes ranging from _____ to _____.
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.
"Before heating, the plastic pipe and fittings can be assembled." This statement best describes which of the following?
You are working with an isometric drawing that has dimensions in imperial measurements. Your journeyman has asked you to convert several measurements to inches. These measurements include 6', 4.5', 3'7" and 2'4". Choose the best answer below to reflect the total number of inches.
"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?
To properly prepare a joint to be welded, how many steps should be used to get the joint tacked?
A cold water piping system does not exceed 4689 psi @ 100 degrees F. What class of forged steel fitting in conjunction with XXS piping should be used
When beginning a soldering or brazing project, which one of the following is one of the deciding factors for proper solder selection?
Blueprints are assebled into groups for ease of accessing the information quickly. In the commercial or industrial ares of work, there are commonly ________ divisions of these blueprints. Choose from the answers below to best fill in the blank.
If you were to completely show a workpiece in an orthographic projection, how many views would be required as a minimum? Choose the best answer from those provided below.
The air has a density of _________ at STP, based on 101 kPa and 0°C. Use the best answer below to fill in the blank.
When the work that is being performed is not dependent on the pressure delivered from the cylinder being used, which style of regulator would most commonly used?
(wf)Almost all electrode rods are kept in a container to protect them from the elements. Which of the following weld defects would this be the best form of protection from?
When dealing with acetylene cylinders, generally you will encounter two types of valves. Which of the sets of valves below would you see?
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.
A nitrogen piping system does not exceed 6000 psi @ 100 degrees F. What weight of pipe is required with Class 6000 forged steel fittings?
Which of the numbered symbols below best represents a side view threaded 45° elbow?
For horizontal soldered joints, it is a good practice to apply the solder at which location?