A randomized 100 question test from a pool of 898 questions, good luck!
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.
Using the picture below, which of the following answer best describes the dimension "D"?
Of the answers below, which best reflects the name of the drill pictured?
What type of copper tube is most commonly used in fabricating a hydronic systems?
(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.
The 3 classes of fittings for a forged steel piping system come in 3 classes. Of the list below, select the 3 that apply.
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?
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
Of the choices below, there is one valve that would be best suited to a service that requires regular maintenance.
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
This type of soldering uses temperatures below 450C or 840F:
(mse)There are a number of components to a simple SMAW weld. In the picture below, #5 is best represented by which answer below?
Calculate the volume of 5 kg/m³ of nitrogen that weighs 2694 kgs. Choose the best answer from the ones provided below.
(se)The graph below best represents which type of welding machine output? Choose from the best answer from those provided below.
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.
Compression type fittings for copper tube are generally made from which of the following materials?
What is the name of the reamer pictured below?
"A mixture of substances (in fixed proportions) that melts and solidifies at a single temperature that is lower than the melting points of the separate constituents or of any other mixture of them." Is the best description of which of the soldering terms below?
(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?
Concrete anchors have two broad categories. Of the choices below, select the ones that apply.
(se)"The deflection of an electric arc from its normal path because of magnetic forces, usually after the current has been moving in the same path of travel for an extended period." This statement best describes which of the following answers?
Which is the best answer below that describes the following picture?
There are several different three sided geometric shapes. Choose the best answer below as it relates to "D" in the picture provided.
"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?
Of the benders below, which will allow kinking in soft tubing?
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.
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.
Which of the filler metals would be most commonly used when brazing copper or copper alloys? Choose the best answer from the following filler metals.
The most common colour for a oxygen gas hose in an oxyacetylene set up is which of the below?
What is one of the three main differences between DWV and pressure application fittings?
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.
What tool is in the picture below?
Typical hanger spacing for 150 mm stainless steel pipe is 5.5 m. Using that information, how many hangers are needed on a 46 m horizontal run?
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?
Choose the best answer below that is the density of water in metric measurement.
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.
Regulators commonly have three working parts to them. Which of the parts does the the adjusting screw attach to? Choose the best answer from the ones provided below.
Gate valves have many advantages. One of the following is not among of them. Choose which one.
The orientation of a vertical line is commonly referred to as _______ to the horizon. Choose the best answer from the ones provided below to fill in the blank.
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.
Calculate the density of 4 ft³ of copper that weighs 367 lbs. Choose the best answer from the ones provided below.
These materials can be cooled and heated several times without any change in their chemistry or mechanical properties. This allows them to be formed and re-formed into different shapes" This is the best description of which of the terms below?
(wf)"The maximum load that a material can support without fracture when being stretched." This statement best describes which of the following terms?
What type of wrench is pictured below?
All valves have a distinctive flow pattern to them. Which of the valves below is best represented by the pictured flow pattern?
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.
In the WHMIS system, "Acute poisons" is represented by which hazard class? Choose from the following answers.
After installing an utility water piping system, you are asked to prove to the client there are no leaks. Which of the following options would be the best for this request?
Under the Workers compensation act, are apprentices and learners entitled to compensation?
Composition disc type valves are part of which of the following categories?
When comparing STD, XS and XXS wall thicknesses on typical piping, STD piping has:
There are two accepted methods of protecting metal from electrolysis. Of the list below, choose the one that applies.
(wf)A weld defect called "precipitate hardening" is a situation that can lead to which of the below problems? Choose the best answer from those provided
"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?
Downstream of the aftercooler, but upstream of the reciever, should be the location for which of the following components of a basic pneumatic system?
In the drawing provided, there is a column at the northwest corner of the entrance. It's location is best represented by which of the following answers below?
There are some good trade practices when using a hammer. Of the practices below, which is not one of them?
In the International System of Units, there are several standard measurements. Of the the standard measurements below, which one best represents the unit for energy?
Which forged steel fitting classification does not have a schedule number?
(wf)Rapid solidification, low amperage, and incomplete perheat are all included in which of the following terms? Choose the best answer from those provided below.
"These types of pumps come in a reciprocating and rotary style." This best describes which of the answers below?
Omitting this step in the solvent welding of a joint could result in blockage, turbulent flow, and cause pressure loss by restricting the bore of the pipe. Of the answers below, choose the one that applies best
Typical hanger spacing for 76 mm black iron pipe is 4.3 m. Using that information, how many hangers are needed on a 20 m horizontal run?
"Two heating irons are used in this particular type of fusion welding." This best describes which of the following answers?
Which type of flange is machines with a flat face to help facilitate frequent cleaning or inspection?
(se)Which device below uses one or more diodes to restrict current to flow to one direction, changing AC to DC in the process? From the answers below, choose the best one.
(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.
"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?
Which of the measurements below is the metric standard for the breaking strength of bolts?
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.
Which of the numbered symbols below best represents a side view threaded tee elbow?
Weld fittings are available in two varieties, one of these is:
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.
"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?
When suspending stationary non-insulated pipe line, it is recommended to use which of the supports below?
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?
What type of screwdriver head is pictured below?
(mse)The slag from the welding process has several important functions. Of the answers below choose the best one that does not apply.
"A substance that undergoes a ___________, there is a release or absorption of energy as a new substance is formed." Choose from the options below to best fill in the blank in this statement.
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?
The fraction ⁵⁸⁄₇ is equal to which of the answers provided below?
(se)While welding, what is the result of shortening of the welding arc? Choose the best answer from those provided below.
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.
There are a number of hydrostatic principles, which of the answers below best encompasses them all?
(se)The connections used for welding cables must be tight. If an undersized lug is used, which of the following might occur with a high current load? Choose the best answer from the ones below.
There are several disadvantages with conventional dimensioning. In the grouping of answers below, one is not a disadvantage of this style of dimensioning. Choose the best answer that applies.
"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?
The isometric below has an abundance of information contained within it. The amount of 3 inch A106-B sch 40 piping that is required for this drawing is best represented by which of the answers below?
"The destruction of a metal or an alloy because of chemical or electrochemical reaction with its surrounding environment or medium."
A fitting that has a classification of 2000 would be what kind of fitting?
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 "C" in the picture provided?
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.
"This tooth count hacksaw blade is generally recommended for most uses". Which of the following blades fit that description?
(se)What type of welding circuit is pictured below? Choose the best answer from those provided.
Typical hanger spacing for 50 mm cast iron pipe is 3.0 m. Using that information, how many hangers are needed on a 13 m horizontal run?
What pressure would be exerted by a column of water 14 feet high? Choose the best answer from those provided below
Convert ¹¹⁄₁₆ to a percentage. select the best answer from the ones provided below.
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?
Puller, Nut adjuster, Hydraulic load coil and Support bridge are all parts of which of the following tools?
(wf)A tapered transition ratio of _________ is commonly thought to be acceptable by numerous codes. Use the answers given below to find the best ratio to fill in the blank.