A randomized 100 question test from a pool of 991 questions, good luck!
(ofe)Acetylene gas reacts explosively with some metals, so only certain metals may be used in piping the gas or repairing hose. Of the answers below, one is not an approved metal to be used in transporting acetylene gas. Choose the one that best applies.
You are asked to cut a mark on a 50mm piece of pipe with a 5" grinder. Which of the tools below would be the best to secure the pipe for cutting?
What type of wrench is pictured below?
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?
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.
Which of the numbered symbols below best represents a side view butt weld tee?
Use the answers below to answer the following question. "To aid in the removal of trapped sediment and small debris, a valve should be closed in which manner?
If you subtract the TE from the T when fitting a threaded joint, the remainder will represent which of these terms?
"There are many advantages to a vertical band saw. Of the advantages, one stands out as the greatest." Of the answers below, which one best fits that description.
This chisel has a cutting edge that is typically 60°,but can be reduced to 40° or increased to 90°. The chisel that best suits this description is which of the below?
(wf)"Foreign materials trapped in the weld metal at continuous or randomly spaced intervals." This statement best describes which of the defects below?
(ofc)There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "C".
Which of the numbered symbols below best represents a side view socket weld tee?
"Of all the plastic compression joining methods, this one will not create a flow restriction within the line." This is the best description for which of the following?
(ofc)After manually oxy-fuel cutting a piece of 75 mm plate in half, your journeyman notices that the kerf lines are indicating a 25% lag in the slag stream. What is he trying to tell you? Choose the best answer from those provided below.
Which of the numbered symbols below best represents a socket weld globe valve?
Of the valves below, which has a flow pattern that is non-directional?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
(mse)The CSA classification of carbon steel SMAW electrodes is metric. Choose the best answer for what the "70" represents, in the answers 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?
Type "M" copper tubing has what colour identification strip?
The 3 key elements of the WHIMIS system are, worker education, material safety data sheets and ________. Choose from the answers below to fill in the blank.
(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.
(wf)Of the types of inclusions below, which would be characteristic of a GMAW process?
(papg) When calculating the "Grade" of a slope, there are several terms that are used. Which of the terms below is best defined as the difference in distance between two ends of a sloped pipe?
T=K x D x P, This formula is used to find the starting tightening torque target number. What does the "T" represent in this formula?
In the WHMIS system, "Corrosive materials" is represented by which hazard class? Choose from the following answers.
(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.
(es) Amperage has an effect on the human body depending on the amount exposed to. Which of the mA answers below best corresponds to having heart fibrillation after 3 seconds, as it travels through the body?
For horizontal soldered joints, it is a good practice to apply the solder at which location?
"A process in which a liquid metal is somehow delivered into a mold." This statement is the best description of which term below?
A common 30/70 soft solder contains what percentage of which elements in it's alloy?
(ofc)Which oxy-fuel cutting tip is pictured below. Choose the best answer from those given below.
(se)All electrical conductors resist the flow of current to some degree. Which of the terms below is used to measure this resistance? From the answers below select the one best applies.
There are many different parts to an oxy fuel cutting torch. Choose the best answer from the options below that would describe "B".
(ofe)When used in conjunction with a reverse flow check valve , a flashback arrestor is best to be place where on an oxyacetylene setup?
What application is better suited for a double flared fitting?
Of the options below, what is the following sentence describing? "This is a mechanism that mechanically joins or affixes two or more objects together."
(v) There are many variations of the basic types of valves. Which of the basic valve types below would have "Firing valve" variation?
To keep your back healthy, there are several steps in lifting objects. Of the following, choose the one that would not apply.
What type of bar is pictured below?
Which is the best answer below that describes the following picture?
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 is the best answer below that describes the following picture?
What is the name of the grinder pictured below?
There are many parts to a circle. Which of the answers below best relates to "B" in the picture provided?
"While dimensioning drawings, there is one of the following activities that you must avoid doing." Which of the following actions when dimensioning a drawing must be avoided? Choose the best answer from the ones provided below
What type of wrench is pictured below?
(ofe)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.
(mse)The protective shield that purges any atmospheric gases that may be harmful to the weld, and the slag that protects the weld metal both are produced from one area in the weld zone. Which of the following ares best describes where these are produced?
(bs)"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?
When storing plastic pipe, the pipe should be supported adequate support at all times. For long term storage, what additional step should be taken?
(ofe)When balancing pressures with an oxyacetylene torch, good rule of thumb to calculate "blow away" is _________ per tip size. Choose from the answers below to fill in the blank.
Which of the numbered symbols below best represents a butt weld gate valve?
Every hacksaw blade has a "set". This particular "set" has the teeth in a wavy design running from left to right. . Of the answers below, choose the best "set" to match this description.
(wf)"This term refers to the physical property of a material to resist plastic deformation, penetration or indentation." Which of the following terms is best described by this statement?
"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?
(ofc)Which of the following gases has the hottest burning neutral flame? Choose the best answer from those below.
Atmospheric pressure is the pressure the air exerts on the earth surface. Which measurement below best represents this pressure?
When fusion welding a butt joint, what is the suggested size of the root opening? Choose the best answer from the ones below.
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?
What type of wrench is pictured below?
In relation to soldering, what does the term "Bore" signify?
Which type of pipe fitting., of the list below, is not permitted on natural gas piping systems?
"Machined from a single piece of metal that is cut to match the pipe size, fit between two pipe flanges and requires an additional gasket when it is installed. Also, the bolts will need to be lengthened depending on what piping class and size of the fitting is used." This is the best description of which fitting?
What type of punch is pictured below?
(papg) Assessing the surface area of any cylinder involves several calculations. Which of the answers below is determined by the formula "πdh"?
What type of screwdriver head is pictured below?
The 3 classes of fittings for a forged steel piping system come in 3 classes. Of the list below, select the 3 that apply.
Water distribution systems made from PE piping have a maximum operating temperature. What is that temperature? Choose from the options below.
Upstream of the aftercooler and downstream of the air intake should be the location for which of the following components of a basic pneumatic system?
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
(se)Which of the basic types of electrode holders is pictured below? Choose from the answers provided.
Convert 45 Dekameters to Decimeters. Choose the best answer from those provided below.
Using the picture below, which of the letters best illustrates a raised face flange?
To properly prepare a joint to be welded, how many steps should be used to get the joint tacked?
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."
When referring to the center to end measurement of a 90 degree elbow threaded fitting, what is the best term that describes this measurement?
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
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
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?
The coolest place possible should be the location for which of the following components of a basic pneumatic system?
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for medium amperage SMAW welding?
As it relates to calculating grade, which of the terms below best describes the letter "B"?
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?
"The standard filler is normally sufficient for applications up to 900º F. Other soft fillers are available for higher temperatures or special applications. The choice of the metal used for the jacketed part of the fitting would depend upon the corrosive conditions being encountered." This is the best description of which of the following fittings?
An extraction hood attached to a system of flexible ductwork would be an example of which of the answers below? Use the options below to choose the best answer.
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?
There a a number of steps in the proper fabrication of a Bell-end joint. Choose the answer below that reflects that number the best.
When "WPB" is stamped on a butt weld fitting, that designates which of the below?
In the WHMIS system, this symbol represents which hazard class? Choose from the following answers.
(ws) Welding and Oxy-fuel cutting have some specialized safety equipment. Which of the answers below would be the minimum recommended filter plate for medium amperage PAC welding?
What type of screwdriver head is pictured below?
Copper tube pressure fittings can be used on copper tube DWV piping systems.
(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
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones 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?
Calculate the mass of 6.25 ft³ of gold that weighs 3579 lb/ft³. Choose the best answer from the ones provided below.
(ofe)The proper procedure for setting up an oxyacetylene outfit takes an number of steps. Of the answers below, choose the one that represents these number of steps.
Type "K" copper tube has which colour identification strip?