A randomized 100 question test from a pool of 898 questions, good luck!
Which of the following gases has the highest MJ/m³ rating? Choose the best answer from those provided
"Carefully controlled tolerances are required to manufacture quality cutting tips. One-piece tips that are used in the cutting process with acetylene are generally made from ________ to endure the heat generated. To produce exact holes for these tips, they are machined, drilled, and swaged over special wires." Select the best answer from the ones below to fill in the blank
Which of the following supports are used to support pipe lines with light loads that are subjected to up to 32mm vertical thermal movements?
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?
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
(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?
When suspending stationary non-insulated pipe line, it is recommended to use which of the supports below?
"A particular material or class of materials, that is a hazardous substance in workplace air, has an upper limit on the acceptable concentrations." This statement best describes which of the following answers?
The Variation in a gate valve's design is in the disc. How many types of disc variations are there for a gate valve?
Using the picture below, choose the best answer that relates to the item indicated by the "A".
"This type of breathing apparatus is designed to allow a reserve of air for 5-10 minutes." The answer below that this statement best describes is which one?
"A pressure regulator's primary function is to match the flow of gas through the regulator, while maintaining a consistent output pressure, to the demand for gas placed upon it." Why is this item required for most pneumatic tools?
What tool is in the picture below?
(wf)Of the types of inclusions below, which would be characteristic of a GTAW process?
When installing an auxiliary service piping system, what code would you reference for the minimum standards?
What is the name of the grinder pictured below?
Of the answers below, which is the best oxyacetylene term for the condition that occurs when the flame burns back into the tip, followed by a "pop" noise?
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
Plastic pipe can move slowly in hangers. This is due to temperature changes that have an effect on the expansion and contraction of the pipe. This mechanism is commonly called which of the below?
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 large volume?
In the picture below there are various dimensions noted. Choose the best answer from the ones provided to show the tolerance dimension.
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
The classification of fire extinguishers depends on the type of fire they can fight effectively. Which fire extinguisher type is denoted by the picture below?
On oxygen cylinders, there are no seams, neither running up and down nor across. This is due to the manufacturing process that it goes though. Which of the answers below best describes this process?
Your isometric calls for a weld neck, raised face, 900 PSI rating, flange. Is this the correct flange to use?
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?
Fillet welds have fundamentally ________ different types of welds. Choose the best answer from those below to fill in the blank.
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?
(wf)In during a welded joint, the input of heat must be controlled. Which of the issues could result in a weld where the heat input was not controlled well? Choose the best answer from those provided below.
"The angle of the oxy-fuel torch relative to the direction of travel that which the tip is pointed dictates the directions in which the heat is going and the slag will be blown." Which of the terms below is best described by this statement?
Calculate the perimeter of a building that has a wall measurement of 12' 6⅜". Choose the best answer from the ones below.
"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?
15.5 meters of line is supposed to be graded at 1:13, which of the answers below best satisfies this grade?
"This alloy is the combination of copper and tin." Which of the metals below is best described by this statement?
A fitting that has a classification of 2000 would be what kind of fitting?
"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?
The number of turns by _______ should be _______ than the number of turns by _____ when tightening a threaded joint. Choose the words in order to fill the blanks from the options below.
An acetylene bottle has a specific volumetric capacity. The cylinder should not be emptied more then one _______ of that capacity per hour. Choose the best answer to fill in the blank from the ones 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?
Complete this equation. 5⅘ x 2⅜ = X. Choose from the selection of answers below.
Socket weld fittings are generally used to join piping that is 50mm(2") or less?
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.
There are many parts to a circle. Which of the answers below best relates to "A" in the picture provided?
"This two-part anchoring system consists of resin and hardener which are combined through a mixing nozzle, and an anchor rod." This is the best description of which of the following anchors?
Choose the best answer below that is the density of air, in imperial measurement, at STP.
All butt weld fittings must have _____ pieces of information stamped on them.
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?
What type of wrench is pictured below?
Which of the answers below best represents the pressure exerted by a column of water 1' in height and a base of 1 in²?
(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.
A cold water piping system does not exceed 3000 psi @ 100 degrees F. What weight of pipe is required with class 3000 forged steel fitting?
Of the gases below, choose the one that has the highest flame temperature in its neutral state.
What type of copper tube is most commonly used in fabricating a hydronic systems?
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)There are a number of components to a simple SMAW weld. In the picture below, #1 is best represented by which answer below?
In relation to soldering, what does the term "Capillary action" signify?
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer 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 "G" in the picture provided?
If you needed to place new threads on the inside of a fitting, which of these tools would be best?
Before working on a task, you notice that a trench with vertical rebar ends is directly under the work location. Harnesses and anchor points are provided at the task location by the employer, which you are instructed to use. The piece of legislation that best covers the action of the employer is which of the below?
There are three parts to a common twist drill. Which of the below is not one of those parts?
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.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure at an altitude of 3000 feet above sea level?
In the picture below there are various dimensions noted. From the information in the provided picture, select the best answer to describe the method of dimensioning.
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "K" represent in this formula?
A dielectric union would be placed into lines to prevent which condition?
"This gasket material is generally used in low pressure, low temperature applications." Which of the materials below best fits this description?
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.
Which of the numbered symbols below best represents a side view threaded tee elbow?
(se)Your welder asks you to turn up the _________ on his welder for more penetration. Choose the best answer from the options below to fill in the blank.
In the picture below, what type of joining system is being used? Use the best answer from the ones provided below.
The characteristic of fluidity is shared by two of the three states of matter. Of the answers below, choose the one state that this characteristic does not apply to.
What type of wrench is pictured below?
The tools pictured below represent which type of pliers?
"When required to make a square cut off line on a pipe, this coiled layout tool made of gasket material is commonly used." Which of the tools below best fits this description?
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.
Type "DWV" copper tubing has what colour identification strip?
When using your oxyacetylene torch, if your gas speed is lower that the speed of flame propagation, what will the outcome be?
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?
A lube oil piping header has a slope of ¹⁄₁₆ every 9 inches. In a 27' run, what is the total drop of the line? Choose the best answer from the ones provided below.
There are three elements that are required to start a fire, this is called the "Fire triangle". Fuel and heat of ignition form two sides of this triangle. Of the answers below, choose the one that best fits on the third side.
The numbers encircled on the north side of the drawing are best represented by which of the terms below?
Which is the best answer below that describes the following picture?
What type of screwdriver head is pictured below?
Your journeyman is fitting up a joint and asks you to check to see if the pipe is "plumb". Which way would you hold the level to get that information? From the following options, choose the best answer.
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
The code that covers the piping standards to be used for cryogenic fluids would be which of the following?
Which answer below best represents the type of cutting machine in the picture 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.
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
To protect the internal mechanisms, this type of gate valve should not be placed in a line that has turbulent flow. This is the best description of which of the following?
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.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #6 is best represented by which answer below?
"This layout tool has one chamfered edge usually. The dual purpose tool can check the material surface to assure flatness, and mark a straight line on a surface." This statement best describes which of the following tools?
Which is the best answer below that describes the following picture?
(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.
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
Of the welded joint configurations, which of the terms below references the black portion that the arrow is pointing at in picture provided?
What tool is in the picture below?
"A substance that undergoes a ___________, doesn't chemically alter what the substance is." Choose from the options below to best fill in the blank in this statement.