A randomized 100 question test from a pool of 898 questions, good luck!
Which of the answers below best describes the units for relative density?
What are the two common wall thicknesses for copper tubing?
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?
A plug valve is quick to open or quick to close. Another way of describing that profile is which of the following?
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.
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?
These types of portable fire extinguishers are very heavy, have a conical nozzle, and are commonly bright red. Choose the best answer from the selection below.
Composition disc type valves are part of which of the following categories?
Using the terms provided, choose the best one that would be described as a substance being chemically joined in fixed proportions of two or more different types of atoms.
The orientation of a horizontal line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
15.5 meters of line is supposed to be graded at 1:13, which of the answers below best satisfies this grade?
On every oxygen cylinder there is an overpressurization safety device. Of the answers below, choose the best name for this device.
Which of the numbered symbols below best represents a side view threaded 90° elbow?
"This term is used to describe an action that means to divide something into two equal sections." The term best described by this statement is which of the following?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
"A substance used to promote fusion that is applied to surfaces to be joined to keep them free from oxide and promote their union." This is the best definition of which of the soldering terms below?
This design of this fastener allows you to secure the object though holes that are drilled in the piece beforehand. Which of the following fasteners is designed in the same manner?
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "P" represent in this formula?
When comparing STD, XS and XXS wall thicknesses on typical piping, STD piping has:
Which of the following types of copper requires a bending device?
(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.
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the orientation of the numerical dimensions.
The material that is blown away by the oxygen stream while oxy-fuel cutting is called which of the following terms? Choose the best answer from the selection below.
A carbonizing flame would be best suited to which of the following applications?
MJ/m³ and Btu/ft³ are two was of expressing ________energy. Use the terms below to select the one that best fills in the blank.
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
(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?
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.
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 2.5%-80% in air.
(wf)Lack of fusion, oxidation and lack of penetration are all included in which of the following terms? Choose the best answer from those provided below
When faced with vertical movements typically in excess of 13mm, or where no residual stresses are to be transferred to the pipe, which of the supports below would be the best to install?
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
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.
The 3 key elements of the WHIMIS system are, material safety data sheets, labels and ________. Choose from the answers below to fill in the blank.
Which of the following gases has the hottest burning neutral flame? Choose the best answer from those below.
"Heat number" is a designation that can be replaced by which term?
(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.
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 options below, which one relies on the memory of the plastic tube to contract to its original size after the fitting is inserted?
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.
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.
Which of the numbered symbols below best represents a socket weld globe valve?
What type of bar is pictured below?
What type of wrench is pictured below?
(wf)There is a great variety of ______ . This encompasses any flaw that compromises the acceptable standard for a weld. Choose the best answer to fill in the blanks from the ones provided below.
What application is better suited for a double flared fitting?
The isometric below has an abundance of information contained within it. The amount of 4 inch A106-B sch 40 piping that is required for this drawing is best represented by which of the answers 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 had to walk around a house and it took you 4 minutes to walk one side and 6 minutes to walk the adjacent side, how long would it take to finish the entire walk? Choose the best answers from those below
"This tooth count hacksaw blade is generally recommended for most uses". Which of the following blades fit that description?
Type "M" copper tubing has what colour identification strip?
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
Which forged steel fitting classification does not have a schedule number?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "A" 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.
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?
When using your oxyacetylene torch, if your gas speed is higher that the speed of flame propagation, what will the outcome be?
(wf)"This type of weld deviance is any defect that cause the weld metal, parent metal, or work piece to be out of specification or tolerance. These issues are mainly caused by improper set up or distortion." This statement best describes which of the following classes of weld defects
At the end of the month you have received 4 cheques. $1056, $2907, $4567, and $2957 were the totals, how much did you earn this month? Choose the best answers from the ones 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.
"This term is used for lines that intersect at a right angle." Of the terms provided choose the best one to fit this statement
Self-Drilling anchors are considered to be this type of anchor. Choose from the following answers.
The inert purge gases for GMAW and GTAW welding processes are non-toxic, but are still dangerous. In what situation below would these gases be a danger?
The numbers encircled on the north side of the drawing are best represented by which of the terms 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?
The design of a ball valve is similar to which of the listed valves?
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.
Downstream of the second stage of the compressor, but upstream of the moisture separator, should be the location for which of the following components of a basic pneumatic system?
When heated, metal forms a scale on it's surface. This scale is called what?
There is a set number of steps in the procedure for creating proper joints with thermoplastic piping. Of the answers below, select the one that is closest to that number.
The _________ has an excess of acetylene, the inner cone has a feathery edge, called the acetylene feather, extending beyond it. Choose from the answers below to fill in the blank.
(wf)After the fillet weld is complete, the weld profile looks like the green section of the picture below. Which of the terms below best describes this profile?
The 3 key elements of the WHIMIS system are, worker education, labels and ________. Choose from the answers below to fill in the blank.
(se)What is the name of the welding accessory pictured below? Use the answers provided to choose the best one.
A holding tank is 43 feet in diameter. How many feet of welding will it take to seal the lid on the top? Choose the best answers from those provided 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.
"A process in which two or more items (usually metal) are joined together by melting and putting a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal. " This is the best description for which of the following?
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.
(mse)There are a number of components to a simple SMAW weld. In the picture below, #6 is best represented by which answer below?
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?
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?
Using the picture below, which of the letters best illustrates a flat faced flange?
When selecting a fastener, there are many criteria that are needed to be taken into consideration. What specification of the list below is needed to be known to allow proper movement or anchorage in the fastener?
(wf)Of the defects listed below, which one best describes the picture shown?
(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.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
The materials that butt weld fittings can be made from include:
Use the following answers to fill in the blank. "The _________ should be reviewed to be assured that the proper studbolts and nuts are being used."
Of the options listed below, one is not an advantage of ERS over conventional soldering. Choose which one.
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
When referring to the center to end measurement of a 90 degree elbow threaded fitting, what is the best term that describes this measurement?
When breaking down an element, smallest unit into which it can be divided and still retain its characteristic properties is best describes by which of the terms below?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
In the picture below there are various dimensions noted. Choose the answer from the ones provided that best describes the method of dimensioning.
Choose the best answer below that is the density of water in imperial measurement.
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
What type of wrench is pictured below?
What type of wrench is pictured below?
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
"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?